Collection: Plungers - Spring - Pull Ring
Plungers -> Spring -> Pull RingThere are 3 products in the sub-categories of Plungers - Spring - Pull Ring. Browse the Plungers - Spring - Pull Ring products table. To narrow down the selection, please choose a sub-category from the links below.
Plungers - Spring - Pull Ring - Locking
This category includes various types of spring plungers. A compact mechanical component...
Plungers - Spring - Pull Ring - Non Locking
This category includes various types of spring plungers. A compact mechanical component...
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.
Small Parts & Bearings
Additional resources:
A more comprehensive listing may be found in the Plungers - Spring - Pull Ring category on the MBA Minibearings main 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)
6.4
mm (Equiv. 0.252 in.) |
Initial Pressure (F1)
2.2
N |
Final Pressure (F2)
8.9
N |
Pin Diameter (F)
4.0
mm |
Pin Length (C)
4.8
mm |
|
|
Material: Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Non Locking |
||||||
|
Part Number: PLST-064C-111-RAC-009 (PK-125)
Spring Plungers - 1/4-20 UNC - 6.35mm - 6.4 mm - 2.2 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Tue, Dec 30, 2025 Regular price
$4,327.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 125 Units
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)
6.4
mm (Equiv. 0.252 in.) |
Initial Pressure (F1)
2.2
N |
Final Pressure (F2)
8.9
N |
|
||
|
Material: Steel Body with Acetal
Pin Diameter (F): 4.0 mm
Pin Length (C): 4.8 mm
Category: Plungers - Spring - Pull Ring - Non Locking |
||||||
|
Part Number: PLST-064C-111-RAC-009 (PK-125)
Spring Plungers - 1/4-20 UNC - 6.35mm - 6.4 mm - 2.2 N Pull Ring - Steel Body with Acetal Plunger Out of Stock | Backorder Now | Orders can be expected around Tue, Dec 30, 2025 Regular price
$4,327.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 125 Units
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: Steel Body with Acetal
Category: Plungers - Spring - Pull Ring - Locking |
||||||
|
Part Number: PLST-064C-302-RACL-011 (PK-250)
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 Tue, Dec 30, 2025 Regular price
$14,499.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 250 Units
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: Steel Body with Acetal
Pin Diameter (F): 4.0 mm
Pin Length (C): 6.4 mm
Category: Plungers - Spring - Pull Ring - Locking |
||||||
|
Part Number: PLST-064C-302-RACL-011 (PK-250)
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 Tue, Dec 30, 2025 Regular price
$14,499.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 250 Units
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 |
||||||
|
Part Number: PLST-064C-302-RASL-011 (PK-250)
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 Tue, Dec 30, 2025 Regular price
$15,817.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 250 Units
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 |
||||||
|
Part Number: PLST-064C-302-RASL-011 (PK-250)
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 Tue, Dec 30, 2025 Regular price
$15,817.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 250 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
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