Plungers - Spring - L Handle - Locking - Steel

Plungers -> Spring -> L Handle -> Locking -> Steel

There are 11 products in the sub-categories of Plungers - Spring - L Handle - Locking - Steel. Browse the Plungers - Spring - L Handle - Locking - Steel products table.

Category Details

A selection of Steel Locking L Handle Spring Plungers. Items shown with Long-Lok have a dry threadlocking sealant applied to thread.

  • A compact mechanical component with a spring-loaded ball or pin inside a housing that applies consistent, predictable force. Internal spring compresses when pressure is applied to the ball or pin, allowing it to settle into designated positions or recess.
  • Provides a reliable holding or locating mechanism in various industrial applications where precise alignment or securing of parts is needed.
  • Also known as ball plungers or spring-loaded pins.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Plungers - Spring - L Handle - Locking - Steel category on the Small Parts & Bearings online store.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Tip Diameter (D) Tip Length (C) Indicative
Image
Spring Plungers - M6 - 6x1mm - 20 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
11.1
N
Tip Diameter (D)
4.0
mm
Tip Length (C)
10.0
mm
Spring Plungers - M6 - 6x1mm - 20 mm - 2.2 N L Handle - Steel
Material: Steel    Body Length (B): 32.0 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 12.7 mm   
Part Number: PLST-060-320-HLCL-011 (Each)
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$42.86 AUD
$42.86 AUD
Each
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Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Indicative
Image
Spring Plungers - M6 - 6x1mm - 20 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
11.1
N
Spring Plungers - M6 - 6x1mm - 20 mm - 2.2 N L Handle - Steel
Material: Steel    Tip Diameter (D): 4.0 mm    Tip Length (C): 10.0 mm    Body Length (B): 32.0 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 12.7 mm   
Part Number: PLST-060-320-HLCL-011 (Each)
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$42.86 AUD
$42.86 AUD
Each
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Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N L Handle - Steel Plunger
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
2.2
N
Tip Diameter (D)
4.1
mm
Tip Length (C)
5.1
mm
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N L Handle - Steel
Material: Steel    Body Length (B): 19.1 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 10.2 mm   
Part Number: PLST-064C-191-HLCL-002 (Each)
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$42.95 AUD
$51.55 AUD $42.95 AUD
Each
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Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N L Handle - Steel Plunger
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
12.7
mm

(Equiv. 0.5 in.)
Initial Pressure (F1)
0.5
N
Final Pressure (F2)
2.2
N
Spring Plungers - 1/4-20 UNC - 6.35mm - 12.7 mm - 0.5 N L Handle - Steel
Material: Steel    Tip Diameter (D): 4.1 mm    Tip Length (C): 5.1 mm    Body Length (B): 19.1 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 10.2 mm   
Part Number: PLST-064C-191-HLCL-002 (Each)
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$42.95 AUD
$51.55 AUD $42.95 AUD
Each
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Spring Plungers - 1/4-20 UNC - 6.35mm - 20.3 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
20.3
mm

(Equiv. 0.799 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
11.1
N
Tip Diameter (D)
4.1
mm
Tip Length (C)
9.7
mm
Spring Plungers - 1/4-20 UNC - 6.35mm - 20.3 mm - 2.2 N L Handle - Steel
Material: Steel    Body Length (B): 31.8 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 12.7 mm   
Part Number: PLST-064C-318-HLCL-011 (Each)
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$40.05 AUD
$48.05 AUD $40.05 AUD
Each
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Spring Plungers - 1/4-20 UNC - 6.35mm - 20.3 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
1/4-20 UNC (6.35mm)

Thread Length (B)
20.3
mm

(Equiv. 0.799 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
11.1
N
Spring Plungers - 1/4-20 UNC - 6.35mm - 20.3 mm - 2.2 N L Handle - Steel
Material: Steel    Tip Diameter (D): 4.1 mm    Tip Length (C): 9.7 mm    Body Length (B): 31.8 mm    Handle Diameter (G): 2.3 mm    Handle Length (F): 12.7 mm   
Part Number: PLST-064C-318-HLCL-011 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$40.05 AUD
$48.05 AUD $40.05 AUD
Each
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Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 1.1 N L Handle - Steel Plunger
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
15.7
mm

(Equiv. 0.618 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
5.6
N
Tip Diameter (D)
6.4
mm
Tip Length (C)
7.6
mm
Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 1.1 N L Handle - Steel
Material: Steel    Body Length (B): 28.7 mm    Handle Diameter (G): 3.6 mm    Handle Length (F): 14.2 mm    J: 3.3   
Part Number: PLST-095C-287-HLCL-006 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$41.14 AUD
$49.36 AUD $41.14 AUD
Each
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Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 1.1 N L Handle - Steel Plunger
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
15.7
mm

(Equiv. 0.618 in.)
Initial Pressure (F1)
1.1
N
Final Pressure (F2)
5.6
N
Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 1.1 N L Handle - Steel
Material: Steel    Tip Diameter (D): 6.4 mm    Tip Length (C): 7.6 mm    Body Length (B): 28.7 mm    Handle Diameter (G): 3.6 mm    Handle Length (F): 14.2 mm    J: 3.3   
Part Number: PLST-095C-287-HLCL-006 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$41.14 AUD
$49.36 AUD $41.14 AUD
Each
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Quantity Required

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Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
15.7
mm

(Equiv. 0.618 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
16.7
N
Tip Diameter (D)
6.4
mm
Tip Length (C)
14.2
mm
Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 3.3 N L Handle - Steel
Material: Steel    Body Length (B): 50.8 mm    Handle Diameter (G): 3.6 mm    Handle Length (F): 19.1 mm    J: 3.3   
Part Number: PLST-095C-508-HLCL-017 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$43.14 AUD
$51.76 AUD $43.14 AUD
Each
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Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
15.7
mm

(Equiv. 0.618 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
16.7
N
Spring Plungers - 3/8-16 UNC - 9.53mm - 15.7 mm - 3.3 N L Handle - Steel
Material: Steel    Tip Diameter (D): 6.4 mm    Tip Length (C): 14.2 mm    Body Length (B): 50.8 mm    Handle Diameter (G): 3.6 mm    Handle Length (F): 19.1 mm    J: 3.3   
Part Number: PLST-095C-508-HLCL-017 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$43.14 AUD
$51.76 AUD $43.14 AUD
Each
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Spring Plungers - M10 - 10x1.5mm - 29.7 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
29.7
mm

(Equiv. 1.169 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
16.7
N
Tip Diameter (D)
6.0
mm
Tip Length (C)
14.0
mm
Spring Plungers - M10 - 10x1.5mm - 29.7 mm - 3.3 N L Handle - Steel
Material: Steel    Body Length (B): 51.0 mm    Handle Diameter (G): 3.5 mm    Handle Length (F): 19.0 mm    J: 3.3   
Part Number: PLST-100-510-HLCL-017 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$46.68 AUD
$56.02 AUD $46.68 AUD
Each
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Spring Plungers - M10 - 10x1.5mm - 29.7 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
M10 (10x1.5mm)

Thread Length (B)
29.7
mm

(Equiv. 1.169 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
16.7
N
Spring Plungers - M10 - 10x1.5mm - 29.7 mm - 3.3 N L Handle - Steel
Material: Steel    Tip Diameter (D): 6.0 mm    Tip Length (C): 14.0 mm    Body Length (B): 51.0 mm    Handle Diameter (G): 3.5 mm    Handle Length (F): 19.0 mm    J: 3.3   
Part Number: PLST-100-510-HLCL-017 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$46.68 AUD
$56.02 AUD $46.68 AUD
Each
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Spring Plungers - M12 - 12x1.75mm - 28.2 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
M12 (12x1.75mm)

Thread Length (B)
28.2
mm

(Equiv. 1.11 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.3
N
Tip Diameter (D)
7.0
mm
Tip Length (C)
19.0
mm
Spring Plungers - M12 - 12x1.75mm - 28.2 mm - 4.5 N L Handle - Steel
Material: Steel    Body Length (B): 54.0 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.8   
Part Number: PLST-120-540-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$54.59 AUD
$65.51 AUD $54.59 AUD
Each
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Spring Plungers - M12 - 12x1.75mm - 28.2 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
M12 (12x1.75mm)

Thread Length (B)
28.2
mm

(Equiv. 1.11 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.3
N
Spring Plungers - M12 - 12x1.75mm - 28.2 mm - 4.5 N L Handle - Steel
Material: Steel    Tip Diameter (D): 7.0 mm    Tip Length (C): 19.0 mm    Body Length (B): 54.0 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.8   
Part Number: PLST-120-540-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$54.59 AUD
$65.51 AUD $54.59 AUD
Each
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Spring Plungers - 1/2-13 UNC - 12.7mm - 22.1 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
8.9
N
Tip Diameter (D)
7.9
mm
Tip Length (C)
10.2
mm
Spring Plungers - 1/2-13 UNC - 12.7mm - 22.1 mm - 2.2 N L Handle - Steel
Material: Steel    Body Length (B): 38.1 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 19.1 mm    J: 3.3   
Part Number: PLST-127C-381-HLCL-009 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$45.14 AUD
$54.16 AUD $45.14 AUD
Each
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Spring Plungers - 1/2-13 UNC - 12.7mm - 22.1 mm - 2.2 N L Handle - Steel Plunger
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
22.1
mm

(Equiv. 0.87 in.)
Initial Pressure (F1)
2.2
N
Final Pressure (F2)
8.9
N
Spring Plungers - 1/2-13 UNC - 12.7mm - 22.1 mm - 2.2 N L Handle - Steel
Material: Steel    Tip Diameter (D): 7.9 mm    Tip Length (C): 10.2 mm    Body Length (B): 38.1 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 19.1 mm    J: 3.3   
Part Number: PLST-127C-381-HLCL-009 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$45.14 AUD
$54.16 AUD $45.14 AUD
Each
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Spring Plungers - 1/2-13 UNC - 12.7mm - 28.4 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
28.4
mm

(Equiv. 1.118 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.2
N
Tip Diameter (D)
7.9
mm
Tip Length (C)
19.1
mm
Spring Plungers - 1/2-13 UNC - 12.7mm - 28.4 mm - 4.5 N L Handle - Steel
Material: Steel    Body Length (B): 53.6 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.3   
Part Number: PLST-127C-536-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$46.68 AUD
$56.02 AUD $46.68 AUD
Each
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Backorder: Out of Stock.
Spring Plungers - 1/2-13 UNC - 12.7mm - 28.4 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
1/2-13 UNC (12.7mm)

Thread Length (B)
28.4
mm

(Equiv. 1.118 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.2
N
Spring Plungers - 1/2-13 UNC - 12.7mm - 28.4 mm - 4.5 N L Handle - Steel
Material: Steel    Tip Diameter (D): 7.9 mm    Tip Length (C): 19.1 mm    Body Length (B): 53.6 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.3   
Part Number: PLST-127C-536-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$46.68 AUD
$56.02 AUD $46.68 AUD
Each
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Spring Plungers - 5/8-11 UNC - 15.88mm - 28.4 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
5/8-11 UNC (15.88mm)

Thread Length (B)
28.4
mm

(Equiv. 1.118 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
11.1
N
Tip Diameter (D)
9.7
mm
Tip Length (C)
12.7
mm
Spring Plungers - 5/8-11 UNC - 15.88mm - 28.4 mm - 3.3 N L Handle - Steel
Material: Steel    Body Length (B): 47.8 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 22.4 mm    J: 3.3   
Part Number: PLST-159C-478-HLCL-011 (PK-250)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$15,656.68 AUD
$15,656.68 AUD
Priced, Stocked and Sold Per 250 Units
Excludes GST and overseas Taxes & Duties
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Backorder: Out of Stock.
Spring Plungers - 5/8-11 UNC - 15.88mm - 28.4 mm - 3.3 N L Handle - Steel Plunger
Thread Size (A)
5/8-11 UNC (15.88mm)

Thread Length (B)
28.4
mm

(Equiv. 1.118 in.)
Initial Pressure (F1)
3.3
N
Final Pressure (F2)
11.1
N
Spring Plungers - 5/8-11 UNC - 15.88mm - 28.4 mm - 3.3 N L Handle - Steel
Material: Steel    Tip Diameter (D): 9.7 mm    Tip Length (C): 12.7 mm    Body Length (B): 47.8 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 22.4 mm    J: 3.3   
Part Number: PLST-159C-478-HLCL-011 (PK-250)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$15,656.68 AUD
$15,656.68 AUD
Priced, Stocked and Sold Per 250 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Spring Plungers - 5/8-11 UNC - 15.88mm - 47.5 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
5/8-11 UNC (15.88mm)

Thread Length (B)
47.5
mm

(Equiv. 1.87 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.2
N
Tip Diameter (D)
9.7
mm
Tip Length (C)
25.4
mm
Spring Plungers - 5/8-11 UNC - 15.88mm - 47.5 mm - 4.5 N L Handle - Steel
Material: Steel    Body Length (B): 77.5 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.3   
Part Number: PLST-159C-775-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$69.32 AUD
$83.18 AUD $69.32 AUD
Each
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Spring Plungers - 5/8-11 UNC - 15.88mm - 47.5 mm - 4.5 N L Handle - Steel Plunger
Thread Size (A)
5/8-11 UNC (15.88mm)

Thread Length (B)
47.5
mm

(Equiv. 1.87 in.)
Initial Pressure (F1)
4.5
N
Final Pressure (F2)
22.2
N
Spring Plungers - 5/8-11 UNC - 15.88mm - 47.5 mm - 4.5 N L Handle - Steel
Material: Steel    Tip Diameter (D): 9.7 mm    Tip Length (C): 25.4 mm    Body Length (B): 77.5 mm    Handle Diameter (G): 4.8 mm    Handle Length (F): 25.4 mm    J: 3.3   
Part Number: PLST-159C-775-HLCL-022 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$69.32 AUD
$83.18 AUD $69.32 AUD
Each
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Quantity Required

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