Retaining Rings - External - Spiral Rings - Medium-Heavy Duty - Carbon Steel

Retaining Rings -> External -> Spiral Rings -> Medium-Heavy Duty -> Carbon Steel

There are 15 products in the sub-categories of Retaining Rings - External - Spiral Rings - Medium-Heavy Duty - Carbon Steel. Browse the Retaining Rings - External - Spiral Rings - Medium-Heavy Duty - Carbon Steel products table.

Category Details

A selection of Carbon Steel Medium-Heavy Duty Spiral Rings External Retaining Rings. AME / WST / RST - Spring Steel

  • An expanded range may be available on special order. Please enquire.
  • Originally designed to fit NAS50-51 grooves, this series is a popular OEM specification.
  • This two/three turn design is easier to install than the heavy duty RRN option.
  • Equivalent to Associated Spring: AME, Smalley: WST, Spirolox and Ramsey: RST

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Retaining Rings - External - Spiral Rings - Medium-Heavy Duty - Carbon Steel category on the Small Parts & Bearings online store.
Shaft Diameter (Ds) Clip Thickness (T) Groove Dia. (Dg) Approx. Loose Circlip ID (A) Radial Wall (S) Approx. Groove Width (W) Indicative
Image
External Retaining Rings - 12.7x0.89x12.04 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
12.70
mm

(Equiv. 0.5 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
12.04
mm

(Equiv. 0.474 in.)
Approx. Loose Circlip ID (A)
11.94
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.14
mm
+/- 0.10
Groove Width (W)
1.03
mm
+/- 0.05
External Retaining Rings - 12.7x0.89x12.04 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 14.22 +/- 0.04   Groove Depth (d): 0.33   
Additional stock available from USA subject to Prior Sale = 4850
Part Number: RST-050 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$66.86 AUD
$80.24 AUD $66.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Shaft Diameter (Ds) Clip Thickness (T) Groove Dia. (Dg) Approx. Loose Circlip ID (A) Indicative
Image
External Retaining Rings - 12.7x0.89x12.04 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
12.70
mm

(Equiv. 0.5 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
12.04
mm

(Equiv. 0.474 in.)
Approx. Loose Circlip ID (A)
11.94
mm
+ 0.00 / - 0.33
External Retaining Rings - 12.7x0.89x12.04 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.14 mm +/- 0.10    Groove Width (W): 1.03 mm +/- 0.05   Approx. Loose Clip OD: 14.22 +/- 0.04   Groove Depth (d): 0.33   
Additional stock available from USA subject to Prior Sale = 4850
Part Number: RST-050 (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$66.86 AUD
$80.24 AUD $66.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 14.27x0.89x13.59 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
14.27
mm

(Equiv. 0.562 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
13.59
mm

(Equiv. 0.535 in.)
Approx. Loose Circlip ID (A)
13.41
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.14
mm
+/- 0.10
Groove Width (W)
1.03
mm
+/- 0.08
External Retaining Rings - 14.27x0.89x13.59 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 15.69 +/- 0.04   Groove Depth (d): 0.36   
Additional stock available from USA subject to Prior Sale = 1876
Part Number: RST-056 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$8.41 AUD
$10.09 AUD $8.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 14.27x0.89x13.59 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
14.27
mm

(Equiv. 0.562 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
13.59
mm

(Equiv. 0.535 in.)
Approx. Loose Circlip ID (A)
13.41
mm
+ 0.00 / - 0.33
External Retaining Rings - 14.27x0.89x13.59 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.14 mm +/- 0.10    Groove Width (W): 1.03 mm +/- 0.08   Approx. Loose Clip OD: 15.69 +/- 0.04   Groove Depth (d): 0.36   
Additional stock available from USA subject to Prior Sale = 1876
Part Number: RST-056 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$8.41 AUD
$10.09 AUD $8.41 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 15.88x0.89x15.14 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
15.88
mm

(Equiv. 0.625 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
15.14
mm

(Equiv. 0.596 in.)
Approx. Loose Circlip ID (A)
14.93
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.40
mm
+/- 0.10
Groove Width (W)
1.03
mm
+/- 0.08
External Retaining Rings - 15.88x0.89x15.14 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 17.73 +/- 0.04   Groove Depth (d): 0.38   
Additional stock available from USA subject to Prior Sale = 16192
Part Number: RST-062 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$22.23 AUD
$22.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 15.88x0.89x15.14 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
15.88
mm

(Equiv. 0.625 in.)
Clip Thickness (T)
0.89
mm
+/- 0.05
(Equiv. 0.035 in.)
Groove Dia. (Dg)
15.14
mm

(Equiv. 0.596 in.)
Approx. Loose Circlip ID (A)
14.93
mm
+ 0.00 / - 0.33
External Retaining Rings - 15.88x0.89x15.14 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.40 mm +/- 0.10    Groove Width (W): 1.03 mm +/- 0.08   Approx. Loose Clip OD: 17.73 +/- 0.04   Groove Depth (d): 0.38   
Additional stock available from USA subject to Prior Sale = 16192
Part Number: RST-062 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$22.23 AUD
$22.23 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 19.05x1.07x18.16 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
19.05
mm

(Equiv. 0.75 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
18.16
mm

(Equiv. 0.715 in.)
Approx. Loose Circlip ID (A)
17.91
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.65
mm
+/- 0.10
Groove Width (W)
1.21
mm
+/- 0.08
External Retaining Rings - 19.05x1.07x18.16 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 21.21 +/- 0.04   Groove Depth (d): 0.46   
Additional stock available from USA subject to Prior Sale = 257
Part Number: RST-075 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$23.05 AUD
$23.05 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 19.05x1.07x18.16 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
19.05
mm

(Equiv. 0.75 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
18.16
mm

(Equiv. 0.715 in.)
Approx. Loose Circlip ID (A)
17.91
mm
+ 0.00 / - 0.33
External Retaining Rings - 19.05x1.07x18.16 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.65 mm +/- 0.10    Groove Width (W): 1.21 mm +/- 0.08   Approx. Loose Clip OD: 21.21 +/- 0.04   Groove Depth (d): 0.46   
Additional stock available from USA subject to Prior Sale = 257
Part Number: RST-075 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$23.05 AUD
$23.05 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 20.62x1.07x19.71 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
20.62
mm

(Equiv. 0.812 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
19.71
mm

(Equiv. 0.776 in.)
Approx. Loose Circlip ID (A)
19.38
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.65
mm
+/- 0.10
Groove Width (W)
1.21
mm
+/- 0.08
External Retaining Rings - 20.62x1.07x19.71 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 22.68 +/- 0.04   Groove Depth (d): 0.46   
Additional stock available from USA subject to Prior Sale = 654
Part Number: RST-081 (PK-2)
65 units (130 pcs) Available Now | Further orders can be expected around Sun, Jan 25, 2026
$1.14 AUD
$1.36 AUD $1.14 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 65 available can be backordered.
External Retaining Rings - 20.62x1.07x19.71 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
20.62
mm

(Equiv. 0.812 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
19.71
mm

(Equiv. 0.776 in.)
Approx. Loose Circlip ID (A)
19.38
mm
+ 0.00 / - 0.33
External Retaining Rings - 20.62x1.07x19.71 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.65 mm +/- 0.10    Groove Width (W): 1.21 mm +/- 0.08   Approx. Loose Clip OD: 22.68 +/- 0.04   Groove Depth (d): 0.46   
Additional stock available from USA subject to Prior Sale = 654
Part Number: RST-081 (PK-2)
65 units (130 pcs) Available Now | Further orders can be expected around Sun, Jan 25, 2026
$1.14 AUD
$1.36 AUD $1.14 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

65 units (130 pcs) Available Now. Backorder if more than 65.
External Retaining Rings - 22.23x1.07x21.21 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
22.23
mm

(Equiv. 0.875 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
21.21
mm

(Equiv. 0.835 in.)
Approx. Loose Circlip ID (A)
20.90
mm
+ 0.00 / - 0.33
Radial Wall (S) Approx.
1.91
mm
+/- 0.11
Groove Width (W)
1.21
mm
+/- 0.08
External Retaining Rings - 22.23x1.07x21.21 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 24.72 +/- 0.04   Groove Depth (d): 0.51   
Additional stock available from USA subject to Prior Sale = 25513
Part Number: RST-087 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$9.14 AUD
$10.96 AUD $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 22.23x1.07x21.21 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
22.23
mm

(Equiv. 0.875 in.)
Clip Thickness (T)
1.07
mm
+/- 0.05
(Equiv. 0.042 in.)
Groove Dia. (Dg)
21.21
mm

(Equiv. 0.835 in.)
Approx. Loose Circlip ID (A)
20.90
mm
+ 0.00 / - 0.33
External Retaining Rings - 22.23x1.07x21.21 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 1.91 mm +/- 0.11    Groove Width (W): 1.21 mm +/- 0.08   Approx. Loose Clip OD: 24.72 +/- 0.04   Groove Depth (d): 0.51   
Additional stock available from USA subject to Prior Sale = 25513
Part Number: RST-087 (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$9.14 AUD
$10.96 AUD $9.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 26.97x1.27x25.78 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
26.97
mm

(Equiv. 1.062 in.)
Clip Thickness (T)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Groove Dia. (Dg)
25.78
mm

(Equiv. 1.015 in.)
Approx. Loose Circlip ID (A)
25.35
mm
+ 0.00 / - 0.38
Radial Wall (S) Approx.
2.24
mm
+/- 0.11
Groove Width (W)
1.47
mm
+/- 0.10
External Retaining Rings - 26.97x1.27x25.78 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 29.83 +/- 0.05   Groove Depth (d): 0.61   
Additional stock available from USA subject to Prior Sale = 399
Part Number: RST-106 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$10.32 AUD
$12.38 AUD $10.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 26.97x1.27x25.78 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
26.97
mm

(Equiv. 1.062 in.)
Clip Thickness (T)
1.27
mm
+/- 0.05
(Equiv. 0.05 in.)
Groove Dia. (Dg)
25.78
mm

(Equiv. 1.015 in.)
Approx. Loose Circlip ID (A)
25.35
mm
+ 0.00 / - 0.38
External Retaining Rings - 26.97x1.27x25.78 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 2.24 mm +/- 0.11    Groove Width (W): 1.47 mm +/- 0.10   Approx. Loose Clip OD: 29.83 +/- 0.05   Groove Depth (d): 0.61   
Additional stock available from USA subject to Prior Sale = 399
Part Number: RST-106 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$10.32 AUD
$12.38 AUD $10.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 57.15x1.99x54.49 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
57.15
mm

(Equiv. 2.25 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
54.49
mm

(Equiv. 2.145 in.)
Approx. Loose Circlip ID (A)
53.72
mm
+ 0.00 / - 0.64
Radial Wall (S) Approx.
3.58
mm
+/- 0.10
Groove Width (W)
2.25
mm
+/- 0.16
External Retaining Rings - 57.15x1.99x54.49 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 60.88 +/- 0.06   Groove Depth (d): 1.35   
Deleted Item. Available while stocks last.
Part Number: RST-225 (PK-3)
95 units (285 pcs) Available Now | Item Discontinued - Up to 95 may be ordered online. No backorders. Please contact us if you need a larger quantity
$2.50 AUD
$4.75 AUD $2.50 AUD
Priced, Stocked and Sold Per 3 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

95 units (285 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
External Retaining Rings - 57.15x1.99x54.49 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
57.15
mm

(Equiv. 2.25 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
54.49
mm

(Equiv. 2.145 in.)
Approx. Loose Circlip ID (A)
53.72
mm
+ 0.00 / - 0.64
External Retaining Rings - 57.15x1.99x54.49 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 3.58 mm +/- 0.10    Groove Width (W): 2.25 mm +/- 0.16   Approx. Loose Clip OD: 60.88 +/- 0.06   Groove Depth (d): 1.35   
Deleted Item. Available while stocks last.
Part Number: RST-225 (PK-3)
95 units (285 pcs) Available Now | Item Discontinued - Up to 95 may be ordered online. No backorders. Please contact us if you need a larger quantity
$2.50 AUD
$4.75 AUD $2.50 AUD
Priced, Stocked and Sold Per 3 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

95 units (285 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
External Retaining Rings - 58.72x1.99x56.01 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
58.72
mm

(Equiv. 2.312 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
56.01
mm

(Equiv. 2.205 in.)
Approx. Loose Circlip ID (A)
55.20
mm
+ 0.00 / - 0.64
Radial Wall (S) Approx.
3.58
mm
+/- 0.10
Groove Width (W)
2.25
mm
+/- 0.15
External Retaining Rings - 58.72x1.99x56.01 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 62.36 +/- 0.06   Groove Depth (d): 1.37   
Additional stock available from USA subject to Prior Sale = 3871
Part Number: RST-231 (PK-37)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$9.95 AUD
$11.95 AUD $9.95 AUD
Priced, Stocked and Sold Per 37 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 58.72x1.99x56.01 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
58.72
mm

(Equiv. 2.312 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
56.01
mm

(Equiv. 2.205 in.)
Approx. Loose Circlip ID (A)
55.20
mm
+ 0.00 / - 0.64
External Retaining Rings - 58.72x1.99x56.01 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 3.58 mm +/- 0.10    Groove Width (W): 2.25 mm +/- 0.15   Approx. Loose Clip OD: 62.36 +/- 0.06   Groove Depth (d): 1.37   
Additional stock available from USA subject to Prior Sale = 3871
Part Number: RST-231 (PK-37)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$9.95 AUD
$11.95 AUD $9.95 AUD
Priced, Stocked and Sold Per 37 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 60.33x1.99x57.53 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
60.33
mm

(Equiv. 2.375 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
57.53
mm

(Equiv. 2.265 in.)
Approx. Loose Circlip ID (A)
56.71
mm
+ 0.00 / - 0.64
Radial Wall (S) Approx.
3.58
mm
+/- 0.10
Groove Width (W)
2.25
mm
+/- 0.15
External Retaining Rings - 60.33x1.99x57.53 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 63.87 +/- 0.06   Groove Depth (d): 1.40   
Part Number: RST-237 (PK-3)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 27, 2026
$33.05 AUD
$39.65 AUD $33.05 AUD
Priced, Stocked and Sold Per 3 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 60.33x1.99x57.53 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
60.33
mm

(Equiv. 2.375 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
57.53
mm

(Equiv. 2.265 in.)
Approx. Loose Circlip ID (A)
56.71
mm
+ 0.00 / - 0.64
External Retaining Rings - 60.33x1.99x57.53 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 3.58 mm +/- 0.10    Groove Width (W): 2.25 mm +/- 0.15   Approx. Loose Clip OD: 63.87 +/- 0.06   Groove Depth (d): 1.40   
Part Number: RST-237 (PK-3)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 27, 2026
$33.05 AUD
$39.65 AUD $33.05 AUD
Priced, Stocked and Sold Per 3 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 63.5x1.99x60.58 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
63.50
mm

(Equiv. 2.5 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
60.58
mm

(Equiv. 2.385 in.)
Approx. Loose Circlip ID (A)
59.69
mm
+ 0.00 / - 0.64
Radial Wall (S) Approx.
4.78
mm
+/- 0.13
Groove Width (W)
2.25
mm
+/- 0.15
External Retaining Rings - 63.5x1.99x60.58 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 69.25 +/- 0.06   Groove Depth (d): 1.47   
Additional stock available from USA subject to Prior Sale = 173
Part Number: RST-250 (Each)
3 Available Now | Further orders can be expected around Sun, Jan 25, 2026
$10.23 AUD
$10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
External Retaining Rings - 63.5x1.99x60.58 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
63.50
mm

(Equiv. 2.5 in.)
Clip Thickness (T)
1.99
mm
+/- 0.08
(Equiv. 0.078 in.)
Groove Dia. (Dg)
60.58
mm

(Equiv. 2.385 in.)
Approx. Loose Circlip ID (A)
59.69
mm
+ 0.00 / - 0.64
External Retaining Rings - 63.5x1.99x60.58 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 4.78 mm +/- 0.13    Groove Width (W): 2.25 mm +/- 0.15   Approx. Loose Clip OD: 69.25 +/- 0.06   Groove Depth (d): 1.47   
Additional stock available from USA subject to Prior Sale = 173
Part Number: RST-250 (Each)
3 Available Now | Further orders can be expected around Sun, Jan 25, 2026
$10.23 AUD
$10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

3 Available Now. Backorder if more than 3.
External Retaining Rings - 73.03x2.37x69.65 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
73.03
mm

(Equiv. 2.875 in.)
Clip Thickness (T)
2.37
mm
+/- 0.08
(Equiv. 0.093 in.)
Groove Dia. (Dg)
69.65
mm

(Equiv. 2.742 in.)
Approx. Loose Circlip ID (A)
68.65
mm
+ 0.00 / - 0.76
Radial Wall (S) Approx.
4.78
mm
+/- 0.13
Groove Width (W)
2.68
mm
+/- 0.16
External Retaining Rings - 73.03x2.37x69.65 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 78.21 +/- 0.06   Groove Depth (d): 1.70   
Part Number: RST-287 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Feb 07, 2026
$1,188.68 AUD
$1,426.42 AUD $1,188.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 73.03x2.37x69.65 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
73.03
mm

(Equiv. 2.875 in.)
Clip Thickness (T)
2.37
mm
+/- 0.08
(Equiv. 0.093 in.)
Groove Dia. (Dg)
69.65
mm

(Equiv. 2.742 in.)
Approx. Loose Circlip ID (A)
68.65
mm
+ 0.00 / - 0.76
External Retaining Rings - 73.03x2.37x69.65 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 4.78 mm +/- 0.13    Groove Width (W): 2.68 mm +/- 0.16   Approx. Loose Clip OD: 78.21 +/- 0.06   Groove Depth (d): 1.70   
Part Number: RST-287 (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sat, Feb 07, 2026
$1,188.68 AUD
$1,426.42 AUD $1,188.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 76.2x2.37x72.65 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
76.20
mm

(Equiv. 3 in.)
Clip Thickness (T)
2.37
mm
+/- 0.08
(Equiv. 0.093 in.)
Groove Dia. (Dg)
72.65
mm

(Equiv. 2.86 in.)
Approx. Loose Circlip ID (A)
71.63
mm
+ 0.00 / - 0.76
Radial Wall (S) Approx.
4.78
mm
+/- 0.13
Groove Width (W)
2.68
mm
+/- 0.16
External Retaining Rings - 76.2x2.37x72.65 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 81.19 +/- 0.06   Groove Depth (d): 1.78   
Additional stock available from USA subject to Prior Sale = 257
Part Number: RST-300 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$12.32 AUD
$14.78 AUD $12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 76.2x2.37x72.65 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
76.20
mm

(Equiv. 3 in.)
Clip Thickness (T)
2.37
mm
+/- 0.08
(Equiv. 0.093 in.)
Groove Dia. (Dg)
72.65
mm

(Equiv. 2.86 in.)
Approx. Loose Circlip ID (A)
71.63
mm
+ 0.00 / - 0.76
External Retaining Rings - 76.2x2.37x72.65 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 4.78 mm +/- 0.13    Groove Width (W): 2.68 mm +/- 0.16   Approx. Loose Clip OD: 81.19 +/- 0.06   Groove Depth (d): 1.78   
Additional stock available from USA subject to Prior Sale = 257
Part Number: RST-300 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$12.32 AUD
$14.78 AUD $12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 114.3x2.82x109.48 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
114.30
mm

(Equiv. 4.5 in.)
Clip Thickness (T)
2.82
mm
+/- 0.08
(Equiv. 0.111 in.)
Groove Dia. (Dg)
109.48
mm

(Equiv. 4.31 in.)
Approx. Loose Circlip ID (A)
107.44
mm
+ 0.00 / - 1.02
Radial Wall (S) Approx.
6.35
mm
+/- 0.13
Groove Width (W)
3.12
mm
+/- 0.16
External Retaining Rings - 114.3x2.82x109.48 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 120.14 +/- 0.07   Groove Depth (d): 2.41   
Additional stock available from USA subject to Prior Sale = 1
Part Number: RST-450 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$43.41 AUD
$52.09 AUD $43.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 114.3x2.82x109.48 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
114.30
mm

(Equiv. 4.5 in.)
Clip Thickness (T)
2.82
mm
+/- 0.08
(Equiv. 0.111 in.)
Groove Dia. (Dg)
109.48
mm

(Equiv. 4.31 in.)
Approx. Loose Circlip ID (A)
107.44
mm
+ 0.00 / - 1.02
External Retaining Rings - 114.3x2.82x109.48 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 6.35 mm +/- 0.13    Groove Width (W): 3.12 mm +/- 0.16   Approx. Loose Clip OD: 120.14 +/- 0.07   Groove Depth (d): 2.41   
Additional stock available from USA subject to Prior Sale = 1
Part Number: RST-450 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 25, 2026
$43.41 AUD
$52.09 AUD $43.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
External Retaining Rings - 120.65x2.82x115.57 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
120.65
mm

(Equiv. 4.75 in.)
Clip Thickness (T)
2.82
mm
+/- 0.08
(Equiv. 0.111 in.)
Groove Dia. (Dg)
115.57
mm

(Equiv. 4.55 in.)
Approx. Loose Circlip ID (A)
113.41
mm
+ 0.00 / - 1.02
Radial Wall (S) Approx.
6.35
mm
+/- 0.13
Groove Width (W)
3.12
mm
+/- 0.15
External Retaining Rings - 120.65x2.82x115.57 mm - Spring Steel
Material: Carbon Spring Steel    Approx. Loose Clip OD: 126.11 +/- 0.07   Groove Depth (d): 2.54   
Deleted Item. Available while stocks last.
Part Number: RST-475 (Each)
130 Available Now | Further orders can be expected around Wed, Apr 01, 2026
$12.00 AUD
$12.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 130 available can be backordered.
External Retaining Rings - 120.65x2.82x115.57 mm Spiral Rings - Carbon Spring Steel Spiral Ring
Shaft Diameter (Ds)
120.65
mm

(Equiv. 4.75 in.)
Clip Thickness (T)
2.82
mm
+/- 0.08
(Equiv. 0.111 in.)
Groove Dia. (Dg)
115.57
mm

(Equiv. 4.55 in.)
Approx. Loose Circlip ID (A)
113.41
mm
+ 0.00 / - 1.02
External Retaining Rings - 120.65x2.82x115.57 mm - Spring Steel
Material: Carbon Spring Steel    Radial Wall (S) Approx.: 6.35 mm +/- 0.13    Groove Width (W): 3.12 mm +/- 0.15   Approx. Loose Clip OD: 126.11 +/- 0.07   Groove Depth (d): 2.54   
Deleted Item. Available while stocks last.
Part Number: RST-475 (Each)
130 Available Now | Further orders can be expected around Wed, Apr 01, 2026
$12.00 AUD
$12.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

130 Available Now. Backorder if more than 130.