Plungers - Spring - No Handle - Steel - Standard Nose

Plungers -> Spring -> No Handle -> Steel -> Standard Nose

There are 9 products in the sub-categories of Plungers - Spring - No Handle - Steel - Standard Nose. Browse the Plungers - Spring - No Handle - Steel - Standard Nose products table.

Category Details

A selection of Standard Nose Steel No 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.

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Plungers - Spring - No Handle - Steel - Standard Nose category on the MBA Minibearings main store.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Tip Diameter (D) Tip Length Indicative
Image
Spring Plungers - M4 - 4x0.7mm - 9 mm - 16 N No Handle - Steel Plunger
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
9.0
mm

(Equiv. 0.354 in.)
Initial Pressure (F1)
16.00
N
Final Pressure (F2)
15.00
N
Tip Diameter (D)
1.50
mm
Tip Length
1.50
mm
Spring Plungers - M4 - 4x0.7mm - 9 mm - 16 N No Handle - Steel
Material: Steel    Body Length (B): 5.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-040M-150-C-016 (Each)
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (A) Thread Length (B) Initial Pressure (F1) Final Pressure (F2) Indicative
Image
Spring Plungers - M4 - 4x0.7mm - 9 mm - 16 N No Handle - Steel Plunger
Thread Size (A)
M4 (4x0.7mm)

Thread Length (B)
9.0
mm

(Equiv. 0.354 in.)
Initial Pressure (F1)
16.00
N
Final Pressure (F2)
15.00
N
Spring Plungers - M4 - 4x0.7mm - 9 mm - 16 N No Handle - Steel
Material: Steel    Tip Diameter (D): 1.50 mm    Tip Length: 1.50 mm    Body Length (B): 5.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-040M-150-C-016 (Each)
5 Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

5 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Spring Plungers - 10-32 UNF - 4.76mm - 11.9 mm - 3 N No Handle - Steel Plunger
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
11.9
mm

(Equiv. 0.469 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
10.0
N
Tip Diameter (D)
2.3
mm
Tip Length
2.0
mm
Spring Plungers - 10-32 UNF - 4.76mm - 11.9 mm - 3 N No Handle - Steel
Material: Steel    Body Length (B): 11.9 mm    Drive: Slotted   
Part Number: PLST-048F-119-C-010 (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$9.14 AUD
$18.45 AUD $9.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Spring Plungers - 10-32 UNF - 4.76mm - 11.9 mm - 3 N No Handle - Steel Plunger
Thread Size (A)
10-32 UNF (4.76mm)

Thread Length (B)
11.9
mm

(Equiv. 0.469 in.)
Initial Pressure (F1)
3.0
N
Final Pressure (F2)
10.0
N
Spring Plungers - 10-32 UNF - 4.76mm - 11.9 mm - 3 N No Handle - Steel
Material: Steel    Tip Diameter (D): 2.3 mm    Tip Length: 2.0 mm    Body Length (B): 11.9 mm    Drive: Slotted   
Part Number: PLST-048F-119-C-010 (Each)
2 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$9.14 AUD
$18.45 AUD $9.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Spring Plungers - M5 - 5x0.8mm - 12 mm - 6 N No Handle - Steel Plunger
Thread Size (A)
M5 (5x0.8mm)

Thread Length (B)
12.0
mm

(Equiv. 0.472 in.)
Initial Pressure (F1)
6.0
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
2.4
mm
Tip Length
2.0
mm
Spring Plungers - M5 - 5x0.8mm - 12 mm - 6 N No Handle - Steel
Material: Steel    Body Length (B): 12.0 mm    Drive: Slotted   
Part Number: PLST-050M-120-C-020 (Each)
6 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$13.23 AUD
$13.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Spring Plungers - M5 - 5x0.8mm - 12 mm - 6 N No Handle - Steel Plunger
Thread Size (A)
M5 (5x0.8mm)

Thread Length (B)
12.0
mm

(Equiv. 0.472 in.)
Initial Pressure (F1)
6.0
N
Final Pressure (F2)
20.0
N
Spring Plungers - M5 - 5x0.8mm - 12 mm - 6 N No Handle - Steel
Material: Steel    Tip Diameter (D): 2.4 mm    Tip Length: 2.0 mm    Body Length (B): 12.0 mm    Drive: Slotted   
Part Number: PLST-050M-120-C-020 (Each)
6 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$13.23 AUD
$13.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Spring Plungers - M6 - 6x1mm - 20 mm - 7 N No Handle - Steel Plunger
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
7.0
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
2.7
mm
Tip Length
2.5
mm
Spring Plungers - M6 - 6x1mm - 20 mm - 7 N No Handle - Steel
Material: Steel    Body Length (B): 20.0 mm    Drive: 2.0mm Hex   
Part Number: PLST-060M-200-C-020 (Each)
16 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$13.32 AUD
$27.30 AUD $13.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 16 available can be backordered.
Spring Plungers - M6 - 6x1mm - 20 mm - 7 N No Handle - Steel Plunger
Thread Size (A)
M6 (6x1mm)

Thread Length (B)
20.0
mm

(Equiv. 0.787 in.)
Initial Pressure (F1)
7.0
N
Final Pressure (F2)
20.0
N
Spring Plungers - M6 - 6x1mm - 20 mm - 7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 2.7 mm    Tip Length: 2.5 mm    Body Length (B): 20.0 mm    Drive: 2.0mm Hex   
Part Number: PLST-060M-200-C-020 (Each)
16 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$13.32 AUD
$27.30 AUD $13.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

16 Available Now. Backorder if more than 16.
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.2
mm
Tip Length
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm    Drive: Hex   
Part Number: PLST-079C-254-C-020A (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$18.50 AUD
$18.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.2 mm    Tip Length: 4.8 mm    Body Length (B): 25.4 mm    Drive: Hex   
Part Number: PLST-079C-254-C-020A (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$18.50 AUD
$18.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Tip Diameter (D)
3.4
mm
Tip Length
4.8
mm
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Body Length (B): 25.4 mm    Drive: Hex   
Part Number: PLST-079C-254-C-020 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$21.50 AUD
$21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel Plunger
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
25.4
mm

(Equiv. 1 in.)
Initial Pressure (F1)
6.7
N
Final Pressure (F2)
20.0
N
Spring Plungers - 5/16-18 UNC - 7.94mm - 25.4 mm - 6.7 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.4 mm    Tip Length: 4.8 mm    Body Length (B): 25.4 mm    Drive: Hex   
Part Number: PLST-079C-254-C-020 (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 20, 2026
$21.50 AUD
$21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Spring Plungers - M8 - 8x1.25mm - 22 mm - 9 N No Handle - Steel Plunger
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
22.0
mm

(Equiv. 0.866 in.)
Initial Pressure (F1)
9.0
N
Final Pressure (F2)
35.0
N
Tip Diameter (D)
3.5
mm
Tip Length
3.0
mm
Spring Plungers - M8 - 8x1.25mm - 22 mm - 9 N No Handle - Steel
Material: Steel    Body Length (B): 22.0 mm    Drive: 2.5mm Hex   
Part Number: PLST-080M-220-C-035 (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$12.32 AUD
$25.14 AUD $12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Spring Plungers - M8 - 8x1.25mm - 22 mm - 9 N No Handle - Steel Plunger
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
22.0
mm

(Equiv. 0.866 in.)
Initial Pressure (F1)
9.0
N
Final Pressure (F2)
35.0
N
Spring Plungers - M8 - 8x1.25mm - 22 mm - 9 N No Handle - Steel
Material: Steel    Tip Diameter (D): 3.5 mm    Tip Length: 3.0 mm    Body Length (B): 22.0 mm    Drive: 2.5mm Hex   
Part Number: PLST-080M-220-C-035 (Each)
1 Available Now | Further orders can be expected around Tue, Jan 20, 2026
$12.32 AUD
$25.14 AUD $12.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Spring Plungers - M16 - 16x2mm - 25 mm - 100 N No Handle - Steel Plunger
Thread Size (A)
M16 (16x2mm)

Thread Length (B)
25.0
mm

(Equiv. 0.984 in.)
Initial Pressure (F1)
100.0
N
Final Pressure (F2)
32.00
N
Tip Diameter (D)
5.00
mm
Tip Length
7.50
mm
Spring Plungers - M16 - 16x2mm - 25 mm - 100 N No Handle - Steel
Material: Steel    Body Length (B): 45.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-160M-320-C-100 (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$16.25 AUD
$30.88 AUD $16.25 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Spring Plungers - M16 - 16x2mm - 25 mm - 100 N No Handle - Steel Plunger
Thread Size (A)
M16 (16x2mm)

Thread Length (B)
25.0
mm

(Equiv. 0.984 in.)
Initial Pressure (F1)
100.0
N
Final Pressure (F2)
32.00
N
Spring Plungers - M16 - 16x2mm - 25 mm - 100 N No Handle - Steel
Material: Steel    Tip Diameter (D): 5.00 mm    Tip Length: 7.50 mm    Body Length (B): 45.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-160M-320-C-100 (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$16.25 AUD
$30.88 AUD $16.25 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Spring Plungers - M20 - 20x2.5mm - 40 mm - 120 N No Handle - Steel Plunger
Thread Size (A)
M20 (20x2.5mm)

Thread Length (B)
40.0
mm

(Equiv. 1.575 in.)
Initial Pressure (F1)
120.00
N
Final Pressure (F2)
40.00
N
Tip Diameter (D)
7.00
mm
Tip Length
10.00
mm
Spring Plungers - M20 - 20x2.5mm - 40 mm - 120 N No Handle - Steel
Material: Steel    Body Length (B): 60.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-200M-400-C-120 (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Spring Plungers - M20 - 20x2.5mm - 40 mm - 120 N No Handle - Steel Plunger
Thread Size (A)
M20 (20x2.5mm)

Thread Length (B)
40.0
mm

(Equiv. 1.575 in.)
Initial Pressure (F1)
120.00
N
Final Pressure (F2)
40.00
N
Spring Plungers - M20 - 20x2.5mm - 40 mm - 120 N No Handle - Steel
Material: Steel    Tip Diameter (D): 7.00 mm    Tip Length: 10.00 mm    Body Length (B): 60.0 mm   
Deleted Item. Available while stocks last.
Part Number: PLST-200M-400-C-120 (Each)
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.00 AUD
$11.40 AUD $6.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.