JW WINCONonlocking Pull-Ring Retractable Spring Plungers with Jam Nut

JW WINCO Indexing Plungers with Pull Ring: Steel Body w/ SS Plunger

JW WINCO Nonlocking Pull-Ring Retractable Spring Plungers with Jam Nut.

SKU 3G-OTH-183501

Also listed as: 7178M12AKST · 717 8 M12 AK ST

Brand

JW WINCO

Item

Indexing Plungers with Pull Ring: Steel Body w/ SS Plunger

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JW WINCO

Manufacturer Part Number

717-8-M12-AK-ST 

Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

JW WINCO Nonlocking Pull-Ring Retractable Spring Plungers with Jam Nut.

Frequently Asked Questions

What is a JW WINCO indexing plunger with pull ring used for?

A JW WINCO indexing plunger with pull ring is used for precise positioning, locking, and indexing in industrial machinery. It allows operators to retract the plunger by pulling the ring, then release to engage a detent or hole. Common applications include jigs, fixtures, assembly lines, and material handling equipment where quick, repeatable positioning is required.

What are the specifications of the JW WINCO 717-8-M12-AK-ST plunger?

The JW WINCO 717-8-M12-AK-ST is a nonlocking pull-ring retractable spring plunger with an M12 thread. It features a steel body with a stainless steel plunger and includes a jam nut for secure mounting. This model is designed for indexing applications where the plunger is manually retracted and released without locking.

Where to buy JW WINCO indexing plungers worldwide?

You can source JW WINCO indexing plungers worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 717-8-M12-AK-ST model. We supply genuine JW WINCO components for industrial applications.

How to install a JW WINCO pull-ring plunger?

To install a JW WINCO pull-ring plunger, drill and tap an M12 threaded hole in your fixture or plate. Apply thread-locking compound if needed, then screw the plunger in until the jam nut contacts the surface. Tighten the jam nut against the fixture to secure. Ensure the plunger pin moves freely before use. Always follow general industrial safety practices.

Used in

Common applications for JW WINCO

Machinery assembly — JW WINCO self-locking bearing locknuts (e.g., 1804.1-M50X1.5) for securing bearings on shafts in gearboxes and conveyors.

Fixture building — JW WINCO horizontal U-latch toggle clamps (e.g., 851.3-700-T6) for quick clamping in welding jigs and assembly fixtures.

Material handling — JW WINCO quick-release hoist rings (e.g., 1135-M12-17-ST) for lifting heavy components in manufacturing cells.

Shaft positioning — JW WINCO one-piece shaft collars (e.g., 5WG46/A) for retaining bearings or acting as stops on linear motion systems.

Linkage systems — JW WINCO stainless steel clevis rod ends (e.g., 8NXBIS) for connecting pneumatic cylinders or actuators in automated equipment.

Clamping arm extension — JW WINCO rigid clamping arm extenders (e.g., 801.1-85-16-ST) for increasing reach on toggle clamps in custom fixtures.

JW WINCO Products

3G Electric supplies JW WINCO nonlocking pull-ring retractable spring plungers with jam nut. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all JW WINCO products →Contact our engineers →