| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) | Spring Rate | Initial Tension (IT) |
Indicative Image |
|---|---|---|---|---|---|---|
| Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Overall Length (L0)
40
mm (Equiv. 1.575 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
64.00
mm |
Spring Rate
0.22
N/mm |
Initial Tension (IT)
1.2
N |
|
|
Material: Steel
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0400-05-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 22, 2026 Regular price
$6.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| OD (D0) | Overall Length (L0) | Wire Diameter (d) | Max. Extension (L1) |
Indicative Image |
||
| Extension Springs - 4x40x0.5 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Overall Length (L0)
40
mm (Equiv. 1.575 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
64.00
mm |
|
||
|
Material: Steel
Spring Rate: 0.22 N/mm
Initial Tension (IT): 1.2 N
Load at L1: 6.37 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0400-0400-05-M (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 22, 2026 Regular price
$6.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4x40x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Overall Length (L0)
40
mm (Equiv. 1.575 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
64.00
mm |
Spring Rate
0.22
N/mm |
Initial Tension (IT)
1.2
N |
|
|
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80
Load at L1: 6.37 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0400-05-S4 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 22, 2026 Regular price
$12.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4x40x0.5 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80 Spring | ||||||
|
OD (D0)
4.00
mm (Equiv. 0.157 in.) |
Overall Length (L0)
40
mm (Equiv. 1.575 in.) |
Wire Diameter (d)
0.500
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
64.00
mm |
|
||
|
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80
Spring Rate: 0.22 N/mm
Initial Tension (IT): 1.2 N
Load at L1: 6.37 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0400-0400-05-S4 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 22, 2026 Regular price
$12.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.5x12.1x0.63 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.50
mm (Equiv. 0.177 in.) |
Overall Length (L0)
12.1
mm (Equiv. 0.476 in.) |
Wire Diameter (d)
0.63
mm (Equiv. 0.025 in.) |
Max. Extension (L1)
17.75
mm |
Spring Rate
2.31
N/mm |
Initial Tension (IT)
2.2
N |
|
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Load at L1: 15.25 N
Category: Springs - Extension - Stainless Steel Deleted Item. Available while stocks last. |
||||||
|
Part Number: ES-0450-0121-06-S2 (PK-4)
1 pack (4 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$26.85 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.5x12.1x0.63 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.50
mm (Equiv. 0.177 in.) |
Overall Length (L0)
12.1
mm (Equiv. 0.476 in.) |
Wire Diameter (d)
0.63
mm (Equiv. 0.025 in.) |
Max. Extension (L1)
17.75
mm |
|
||
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Spring Rate: 2.31 N/mm
Initial Tension (IT): 2.2 N
Load at L1: 15.25 N
Category: Springs - Extension - Stainless Steel Deleted Item. Available while stocks last. |
||||||
|
Part Number: ES-0450-0121-06-S2 (PK-4)
1 pack (4 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$26.85 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x15.8x0.79 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
15.8
mm (Equiv. 0.622 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
20.066
mm |
Spring Rate
5.52
N/mm |
Initial Tension (IT)
4.0
N |
|
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Load at L1: 5.66 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0457-0158-08-S2 (Each)
2 Available Now | Further orders can be expected around Fri, Apr 24, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x15.8x0.79 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
15.8
mm (Equiv. 0.622 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
20.066
mm |
|
||
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Spring Rate: 5.52 N/mm
Initial Tension (IT): 4.0 N
Load at L1: 5.66 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0457-0158-08-S2 (Each)
2 Available Now | Further orders can be expected around Fri, Apr 24, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
19.1
mm (Equiv. 0.752 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
26.160
mm |
Spring Rate
3.310
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0191-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x19.1x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
19.1
mm (Equiv. 0.752 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
26.160
mm |
|
||
|
Material: Steel
Spring Rate: 3.310 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0191-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
25.4
mm (Equiv. 1 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
32.510
mm |
Spring Rate
5.110
N/mm |
Initial Tension (IT)
3.6
N |
|
|
Material: Steel
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0254-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x25.4x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
25.4
mm (Equiv. 1 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
32.510
mm |
|
||
|
Material: Steel
Spring Rate: 5.110 N/mm
Initial Tension (IT): 3.6 N
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0254-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
31.8
mm (Equiv. 1.252 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
46.740
mm |
Spring Rate
1.576
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0318-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.86 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x31.8x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
31.8
mm (Equiv. 1.252 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
46.740
mm |
|
||
|
Material: Steel
Spring Rate: 1.576 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0318-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.86 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x44.5x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
62.480
mm |
Spring Rate
1.524
N/mm |
Initial Tension (IT)
2.7
N |
|
|
Material: Steel
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x44.5x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
62.480
mm |
|
||
|
Material: Steel
Spring Rate: 1.524 N/mm
Initial Tension (IT): 2.7 N
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x50.8x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
67.820
mm |
Spring Rate
2.140
N/mm |
Initial Tension (IT)
3.6
N |
|
|
Material: Steel
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0508-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x50.8x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
67.820
mm |
|
||
|
Material: Steel
Spring Rate: 2.140 N/mm
Initial Tension (IT): 3.6 N
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0508-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x57.2x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
87.880
mm |
Spring Rate
0.701
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0572-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x57.2x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
57.2
mm (Equiv. 2.252 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
87.880
mm |
|
||
|
Material: Steel
Spring Rate: 0.701 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0572-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x63.5x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
98.040
mm |
Spring Rate
0.683
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0635-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x63.5x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
63.5
mm (Equiv. 2.5 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
98.040
mm |
|
||
|
Material: Steel
Spring Rate: 0.683 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0635-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x69.9x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
101.850
mm |
Spring Rate
0.893
N/mm |
Initial Tension (IT)
2.7
N |
|
|
Material: Steel
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0699-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.68 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x69.9x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
101.850
mm |
|
||
|
Material: Steel
Spring Rate: 0.893 N/mm
Initial Tension (IT): 2.7 N
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0699-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.68 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x69.9x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
94.230
mm |
Spring Rate
1.489
N/mm |
Initial Tension (IT)
3.6
N |
|
|
Material: Steel
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0699-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$7.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x69.9x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
69.9
mm (Equiv. 2.752 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
94.230
mm |
|
||
|
Material: Steel
Spring Rate: 1.489 N/mm
Initial Tension (IT): 3.6 N
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0699-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$7.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
12.7
mm (Equiv. 0.5 in.) |
Wire Diameter (d)
0.56
mm (Equiv. 0.022 in.) |
Max. Extension (L1)
18.540
mm |
Spring Rate
1.839
N/mm |
Initial Tension (IT)
0.8
N |
|
|
Material: Steel
Load at L1: 9.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0127-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$10.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x12.7x0.56 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
12.7
mm (Equiv. 0.5 in.) |
Wire Diameter (d)
0.56
mm (Equiv. 0.022 in.) |
Max. Extension (L1)
18.540
mm |
|
||
|
Material: Steel
Spring Rate: 1.839 N/mm
Initial Tension (IT): 0.8 N
Load at L1: 9.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0127-06-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$10.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
12.7
mm (Equiv. 0.5 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
15.490
mm |
Spring Rate
10.400
N/mm |
Initial Tension (IT)
2.7
N |
|
|
Material: Steel
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0127-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.77 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x12.7x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
12.7
mm (Equiv. 0.5 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
15.490
mm |
|
||
|
Material: Steel
Spring Rate: 10.400 N/mm
Initial Tension (IT): 2.7 N
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0127-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.77 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x19.1x0.79 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
19.1
mm (Equiv. 0.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
24.892
mm |
Spring Rate
3.96
N/mm |
Initial Tension (IT)
2.9
N |
|
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Load at L1: 5.66 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0457-0191-08-S2 (Each)
Out of Stock | Backorder Now | Orders can be expected around Fri, Apr 24, 2026 Regular price
$8.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x19.1x0.79 mm - Stainless Steel 302/304 Similar to A2, 18-8 Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
19.1
mm (Equiv. 0.752 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
24.892
mm |
|
||
|
Material: Stainless Steel 302/304 (Similar to A2, 18-8)
Spring Rate: 3.96 N/mm
Initial Tension (IT): 2.9 N
Load at L1: 5.66 N
Category: Springs - Extension - Stainless Steel |
||||||
|
Part Number: ES-0457-0191-08-S2 (Each)
Out of Stock | Backorder Now | Orders can be expected around Fri, Apr 24, 2026 Regular price
$8.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
25.4
mm (Equiv. 1 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
63.320
mm |
Spring Rate
2.140
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0254-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.77 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x25.4x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
25.4
mm (Equiv. 1 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
63.320
mm |
|
||
|
Material: Steel
Spring Rate: 2.140 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0254-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.77 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
31.8
mm (Equiv. 1.252 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
43.690
mm |
Spring Rate
2.290
N/mm |
Initial Tension (IT)
2.7
N |
|
|
Material: Steel
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0318-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x31.8x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
31.8
mm (Equiv. 1.252 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
43.690
mm |
|
||
|
Material: Steel
Spring Rate: 2.290 N/mm
Initial Tension (IT): 2.7 N
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0318-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
56.900
mm |
Spring Rate
1.243
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x38.1x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
56.900
mm |
|
||
|
Material: Steel
Spring Rate: 1.243 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
53.090
mm |
Spring Rate
1.839
N/mm |
Initial Tension (IT)
2.7
N |
|
|
Material: Steel
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x38.1x0.79 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.79
mm (Equiv. 0.031 in.) |
Max. Extension (L1)
53.090
mm |
|
||
|
Material: Steel
Spring Rate: 1.839 N/mm
Initial Tension (IT): 2.7 N
Load at L1: 30.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-08-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
50.040
mm |
Spring Rate
3.010
N/mm |
Initial Tension (IT)
3.6
N |
|
|
Material: Steel
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x38.1x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
38.1
mm (Equiv. 1.5 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
50.040
mm |
|
||
|
Material: Steel
Spring Rate: 3.010 N/mm
Initial Tension (IT): 3.6 N
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0381-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x44.5x0.51 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
105.160
mm |
Spring Rate
0.140
N/mm |
Initial Tension (IT)
0.8
N |
|
|
Material: Steel
Load at L1: 9.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x44.5x0.51 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.51
mm (Equiv. 0.02 in.) |
Max. Extension (L1)
105.160
mm |
|
||
|
Material: Steel
Spring Rate: 0.140 N/mm
Initial Tension (IT): 0.8 N
Load at L1: 9.250 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-05-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$5.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x44.5x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
58.930
mm |
Spring Rate
2.500
N/mm |
Initial Tension (IT)
3.6
N |
|
|
Material: Steel
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x44.5x0.89 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
44.5
mm (Equiv. 1.752 in.) |
Wire Diameter (d)
0.89
mm (Equiv. 0.035 in.) |
Max. Extension (L1)
58.930
mm |
|
||
|
Material: Steel
Spring Rate: 2.500 N/mm
Initial Tension (IT): 3.6 N
Load at L1: 39.900 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0445-09-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.41 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Extension Springs - 4.57x50.8x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
77.470
mm |
Spring Rate
0.876
N/mm |
Initial Tension (IT)
2.3
N |
|
|
Material: Steel
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0508-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Extension Springs - 4.57x50.8x0.71 mm Music Wire - Steel Spring | ||||||
|
OD (D0)
4.57
mm (Equiv. 0.18 in.) |
Overall Length (L0)
50.8
mm (Equiv. 2 in.) |
Wire Diameter (d)
0.71
mm (Equiv. 0.028 in.) |
Max. Extension (L1)
77.470
mm |
|
||
|
Material: Steel
Spring Rate: 0.876 N/mm
Initial Tension (IT): 2.3 N
Load at L1: 25.890 N
Category: Springs - Extension - Music Wire |
||||||
|
Part Number: ES-0457-0508-07-M (Each)
Out of Stock | Backorder Now | Orders can be expected around Wed, May 13, 2026 Regular price
$6.23 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
