JW WINCOHex-Head Stop Bolts with Retaining Magnet & Lock Nut

JW WINCO Workholding Stop Bolt: M8 Thread Size, Zinc Plated Steel Bolt – Zinc Plated Steel Nut

SKU 3G-OTH-528557

Brand

JW WINCO

Item

Workholding Stop Bolt: M8 Thread Size, Zinc Plated Steel Bolt – Zinc Plated Steel Nut

Technical Specifications

JW WINCO

Manufacturer Part Number

251.6-M8-25-ND 

Type

Zinc Plated Steel Bolt – Zinc Plated Steel Nut, 50 N 

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Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Workholding Stop Bolt (M8 Thread Size) is a hex-head stop bolt with retaining magnet and lock nut, supplied as a zinc plated steel bolt and nut rated at 50 N. This MPN 251.6-M8-25-ND component is part of 3G Electric's curated industrial offering across 14 departments, with specialist depth in controls and automation.

Frequently Asked Questions

What is a JW WINCO Workholding Stop Bolt used for?

A JW WINCO Workholding Stop Bolt with retaining magnet and lock nut is used in jigs and fixtures to precisely locate and hold workpieces during machining. The M8 thread and 50 N rating suit light-duty positioning. 3G Electric supplies this across 14 industrial departments, with specialist depth in controls and automation.

What are the specifications of the JW WINCO 251.6-M8-25-ND stop bolt?

The JW WINCO 251.6-M8-25-ND is a hex-head stop bolt with retaining magnet and lock nut. It has an M8 thread size, is made of zinc plated steel for both bolt and nut, and is rated at 50 N. This workholding component is part of 3G Electric's curated industrial offering.

Where to buy JW WINCO stop bolts worldwide?

3G Electric supplies JW WINCO stop bolts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the M8 hex-head stop bolt with retaining magnet and lock nut to your facility. Contact us for availability and lead time on this MPN 251.6-M8-25-ND component.

How to install a JW WINCO stop bolt with retaining magnet?

To install a JW WINCO stop bolt, thread the M8 bolt into a tapped fixture hole until the retaining magnet contacts the workpiece. Tighten the lock nut against the fixture surface to secure position. Ensure the 50 N holding force is adequate for your application. 3G Electric provides sourcing support for this and related workholding components.

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 hex-head stop bolts with retaining magnet & lock 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 →