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INNOVATIVE COMPONENTS Nonlocking Knurled-Knob Retractable Spring Plunger - Nonlocking Knurled-Knob Retractable Spring Plungers
INNOVATIVE COMPONENTSNonlocking Knurled-Knob Retractable Spring Plungers

INNOVATIVE COMPONENTS Nonlocking Knurled-Knob Retractable Spring Plunger

The INNOVATIVE COMPONENTS Spring Plunger is a nonlocking knurled-knob retractable spring plunger made of steel, with a 5/16"-18 thread and supplied without thread-locker (MPN GP5C--SM--L--21). 3G Electric interprets…

SKU 3G-OTH-181343

Also listed as: GP5CSML21 · GP5C SM L 21 · GP5C-SM-L-21

Brand
INNOVATIVE COMPONENTS
Item
Nonlocking Knurled-Knob Retractable Spring Plunger
Part Number
GP5C--SM--L--21
Category
Nonlocking Knurled-Knob Retractable Spring Plungers
Available to Order
Also known as:GP5C--SM--L--21INNOVATIVE COMPONENTS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

INNOVATIVE COMPONENTS
Manufacturer Part Number
GP5C--SM--L--21
Type
Without Thread-Locker
Thread
5/16"-18

Technical Documents

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INNOVATIVE COMPONENTS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The INNOVATIVE COMPONENTS Spring Plunger is a nonlocking knurled-knob retractable spring plunger made of steel, with a 5/16"-18 thread and supplied without thread-locker (MPN GP5C--SM--L--21). 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.

Frequently Asked Questions

What is the INNOVATIVE COMPONENTS Spring Plunger GP5C--SM--L--21 used for?

This nonlocking knurled-knob retractable spring plunger is used for positioning, indexing, and locking mechanisms in industrial equipment. It allows manual retraction of the plunger pin to temporarily hold or release workpieces, fixtures, or tooling components in manufacturing and assembly operations.

What are the specifications of the INNOVATIVE COMPONENTS Spring Plunger GP5C--SM--L--21?

This spring plunger has a 5/16"-18 thread size and is made of steel. It is a nonlocking knurled-knob retractable type without thread-locker. The manufacturer part number is GP5C--SM--L--21 from INNOVATIVE COMPONENTS. It is designed for manual retraction in positioning and indexing applications.

Where to buy INNOVATIVE COMPONENTS Spring Plunger GP5C--SM--L--21 worldwide?

3G Electric supplies the INNOVATIVE COMPONENTS Spring Plunger GP5C--SM--L--21 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct INNOVATIVE COMPONENTS Spring Plunger for my application?

Select based on thread size, material, and locking type. This model uses 5/16"-18 steel threads without thread-locker, suitable for manual retraction. Ensure the plunger length and spring force match your fixture or indexing requirements. Consult INNOVATIVE COMPONENTS documentation for load ratings and stroke dimensions.

Used in

Common applications for INNOVATIVE COMPONENTS
Jig and fixture building — Innovative Components weld-mount indexing plungers (e.g., GI3/8-1.5LOB-B3) for secure positioning and locking.
Workholding — Nonlocking ball-knob indexing plungers (e.g., GI1/2S1.5-B--B3) for manual retraction and spring-loaded engagement.
Material handling equipment — Weld-mount spring plungers (e.g., GI5/16-1.5-B-B3) for indexing and positioning on steel structures.
Industrial machinery adjustment — Snap-lock 8-arm knobs (e.g., GN4C----F6-L-21) for manual clamping and fastening with 1/4"-20 thread.
Fixture design — Locking and nonlocking indexing plungers with various plunger widths (0.313 in to 0.5 in) for custom workholding solutions.
Equipment maintenance — Replacement hand knobs and indexing plungers for existing fixtures and machines, available from 3G Electric's stocked SKUs.
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INNOVATIVE COMPONENTS Products

3G Electric supplies INNOVATIVE COMPONENTS nonlocking knurled-knob retractable spring plungers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This nonlocking spring plunger features a knurled knob for manual retraction, allowing quick adjustments in positioning, locking, and detent applications. It is made of steel with a 1/4"-20 thread and is supplied without thread-locker. Typical uses include jigs, fixtures, and assembly lines
INNOVATIVE COMPONENTS
This nonlocking spring plunger features a knurled knob for manual retraction, allowing quick adjustments in positioning, locking, and detent applications. It is made of steel with a 1/4"-20 thread and is supplied without thread-locker. Typical uses include jigs, fixtures, and assembly lines

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