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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 1/4"-20 thread and supplied without thread-locker (MPN GP4C--SM--L--21). 3G Electric interprets…

SKU 3G-OTH-181342

Also listed as: GP4CSML21 · GP4C SM L 21 · GP4C-SM-L-21

Brand
INNOVATIVE COMPONENTS
Item
Nonlocking Knurled-Knob Retractable Spring Plunger
Part Number
GP4C--SM--L--21
Category
Nonlocking Knurled-Knob Retractable Spring Plungers
Available to Order
Also known as:GP4C--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
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

INNOVATIVE COMPONENTS
Manufacturer Part Number
GP4C--SM--L--21
Type
Without Thread-Locker
Thread
1/4"-20

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 1/4"-20 thread and supplied without thread-locker (MPN GP4C--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 a trust anchor.

Frequently Asked Questions

What is an INNOVATIVE COMPONENTS spring plunger used for?

An INNOVATIVE COMPONENTS spring plunger is used for positioning, locking, and detent applications in industrial machinery. It provides a retractable spring-loaded pin for tooling fixtures, jigs, and assembly lines where precise indexing or temporary holding is required.

What are the specifications of the INNOVATIVE COMPONENTS GP4C--SM--L--21 spring plunger?

The INNOVATIVE COMPONENTS GP4C--SM--L--21 is a nonlocking knurled-knob retractable spring plunger with a 1/4"-20 thread. It is made of steel and supplied without thread-locker. The type is without thread-locker, and the manufacturer part number is GP4C--SM--L--21.

Where to buy INNOVATIVE COMPONENTS spring plungers worldwide?

You can source INNOVATIVE COMPONENTS spring plungers worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.

How to select the right INNOVATIVE COMPONENTS spring plunger for an application?

To select the right INNOVATIVE COMPONENTS spring plunger, match the thread size (e.g., 1/4"-20) to your mounting hole, choose between locking or nonlocking types, and decide if thread-locker is needed. Consider material (steel) and retraction style (knurled knob) for manual operation.

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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