Collection: Plungers - Spring - Pull Ring - Locking
Plungers -> Spring -> Pull Ring -> LockingThere are 5 products in the sub-categories of Plungers - Spring - Pull Ring - Locking. Browse the Plungers - Spring - Pull Ring - Locking products table. To narrow down the selection, please choose a sub-category from the links below.
Plungers - Spring - Pull Ring - Locking - Stainless-Acetal
A selection of Stainless-Acetal Locking Pull Ring Spring Plungers. Stainless body with...
Plungers - Spring - Pull Ring - Locking - Steel-Acetal
A selection of Steel-Acetal Locking Pull Ring Spring Plungers. Steel body with...
Category Details
This category includes various types of spring plungers.
- 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 - Pull Ring - Locking category on the Small Parts & Bearings online store.
| Thread Size (A) | Thread Length (B) | Initial Pressure (F1) | Final Pressure (F2) | Pin Diameter (F) | Pin Length (C) |
Indicative Image |
|---|---|---|---|---|---|---|
|
Thread Size (A)
1/4-20 UNC (6.35mm)
|
Thread Length (B)
30.2
mm (Equiv. 1.189 in.) |
Initial Pressure (F1)
4.5
N |
Final Pressure (F2)
11.1
N |
Pin Diameter (F)
4.0
mm |
Pin Length (C)
6.4
mm |
|
|
Material: Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking - Steel-Acetal |
||||||
|
Part Number: PLST-064C-302-RACL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$14,499.68 AUD
Regular price
Unit price
per
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties |
||||||
| Thread Size (A) | Thread Length (B) | Initial Pressure (F1) | Final Pressure (F2) |
Indicative Image |
||
|
Thread Size (A)
1/4-20 UNC (6.35mm)
|
Thread Length (B)
30.2
mm (Equiv. 1.189 in.) |
Initial Pressure (F1)
4.5
N |
Final Pressure (F2)
11.1
N |
|
||
|
Material: Steel Body with Acetal
Pin Diameter (F): 4.0 mm
Pin Length (C): 6.4 mm
Category: Plungers - Spring - Pull Ring - Locking - Steel-Acetal |
||||||
|
Part Number: PLST-064C-302-RACL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$14,499.68 AUD
Regular price
Unit price
per
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
|
Thread Size (A)
1/4-20 UNC (6.35mm)
|
Thread Length (B)
30.2
mm (Equiv. 1.189 in.) |
Initial Pressure (F1)
4.5
N |
Final Pressure (F2)
11.1
N |
Pin Diameter (F)
4.0
mm |
Pin Length (C)
6.4
mm |
|
|
Material: Stainless Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-064C-302-RASL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$15,817.86 AUD
Regular price
Unit price
per
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties |
||||||
|
Thread Size (A)
1/4-20 UNC (6.35mm)
|
Thread Length (B)
30.2
mm (Equiv. 1.189 in.) |
Initial Pressure (F1)
4.5
N |
Final Pressure (F2)
11.1
N |
|
||
|
Material: Stainless Steel Body with Acetal
Pin Diameter (F): 4.0 mm
Pin Length (C): 6.4 mm
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-064C-302-RASL-011 (250 Pcs)
Spring Plungers - 1/4-20 UNC - 6.35mm - 30.2 mm - 4.5 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$15,817.86 AUD
Regular price
Unit price
per
250 Per Sell Unit
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
|
Thread Size (A)
3/8-16 UNC (9.53mm)
|
Thread Length (B)
31.8
mm (Equiv. 1.252 in.) |
Initial Pressure (F1)
8.9
N |
Final Pressure (F2)
17.8
N |
Pin Diameter (F)
6.4
mm |
Pin Length (C)
9.5
mm |
|
|
Material: Stainless Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-095C-318-RASL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$75.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
Thread Size (A)
3/8-16 UNC (9.53mm)
|
Thread Length (B)
31.8
mm (Equiv. 1.252 in.) |
Initial Pressure (F1)
8.9
N |
Final Pressure (F2)
17.8
N |
|
||
|
Material: Stainless Steel Body with Acetal
Pin Diameter (F): 6.4 mm
Pin Length (C): 9.5 mm
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-095C-318-RASL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$75.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
|
Thread Size (A)
3/8-16 UNC (9.53mm)
|
Thread Length (B)
31.8
mm (Equiv. 1.252 in.) |
Initial Pressure (F1)
8.9
N |
Final Pressure (F2)
17.8
N |
Pin Diameter (F)
6.4
mm |
Pin Length (C)
9.5
mm |
|
|
Material: Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking - Steel-Acetal |
||||||
|
Part Number: PLST-095C-318-RACL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$55.68 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
Thread Size (A)
3/8-16 UNC (9.53mm)
|
Thread Length (B)
31.8
mm (Equiv. 1.252 in.) |
Initial Pressure (F1)
8.9
N |
Final Pressure (F2)
17.8
N |
|
||
|
Material: Steel Body with Acetal
Pin Diameter (F): 6.4 mm
Pin Length (C): 9.5 mm
Category: Plungers - Spring - Pull Ring - Locking - Steel-Acetal |
||||||
|
Part Number: PLST-095C-318-RACL-018
Spring Plungers - 3/8-16 UNC - 9.53mm - 31.8 mm - 8.9 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$55.68 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
|
Thread Size (A)
1/2-13 UNC (12.7mm)
|
Thread Length (B)
36.5
mm (Equiv. 1.437 in.) |
Initial Pressure (F1)
11.1
N |
Final Pressure (F2)
22.2
N |
Pin Diameter (F)
7.9
mm |
Pin Length (C)
12.7
mm |
|
|
Material: Stainless Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-127C-365-RASL-022
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$103.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
Thread Size (A)
1/2-13 UNC (12.7mm)
|
Thread Length (B)
36.5
mm (Equiv. 1.437 in.) |
Initial Pressure (F1)
11.1
N |
Final Pressure (F2)
22.2
N |
|
||
|
Material: Stainless Steel Body with Acetal
Pin Diameter (F): 7.9 mm
Pin Length (C): 12.7 mm
Category: Plungers - Spring - Pull Ring - Locking - Stainless-Acetal |
||||||
|
Part Number: PLST-127C-365-RASL-022
Spring Plungers - 1/2-13 UNC - 12.7mm - 36.5 mm - 11.1 N Pull Ring - Stainless Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025 Regular price
$103.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
