JW WINCORevolving Ball Knobs with Threaded Stud

JW WINCO Revolving Ball Knobs: Ball, Plastic w/ SS Thread, M12 Thread, 21 mm Thread Lg

SKU 3G-OTH-532007

Brand

JW WINCO

Item

Revolving Ball Knobs: Ball, Plastic w/ SS Thread, M12 Thread, 21 mm Thread Lg

Technical Specifications

JW WINCO

Manufacturer Part Number

319.5-50-M12-A 

Type

Plastic w/ SS Thread, M12 Thread 

Dia

50 mm 

Thread Lg

21 mm 

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Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Revolving Ball Knob with Threaded Stud (MPN 319.5-50-M12-A) is a 50 mm diameter plastic knob with a stainless steel M12 threaded stud and 21 mm thread length. 3G Electric sources this genuine industrial component across 14 departments, with specialist expertise in controls and motion components to ensure the right part for your application.

Frequently Asked Questions

What is a JW WINCO Revolving Ball Knob used for?

A JW WINCO Revolving Ball Knob provides a comfortable, rotating grip for manual adjustment on machinery, control panels, and industrial equipment. Its plastic ball with stainless steel M12 threaded stud suits applications requiring frequent hand tightening or positioning, common in machine tools and assembly fixtures.

What are the specifications of the JW WINCO 319.5-50-M12-A Revolving Ball Knob?

The JW WINCO 319.5-50-M12-A Revolving Ball Knob has a 50 mm diameter plastic ball with a stainless steel M12 threaded stud and 21 mm thread length. It is designed for secure, corrosion-resistant mounting in control and motion applications.

Where to buy JW WINCO Revolving Ball Knobs worldwide?

3G Electric supplies genuine JW WINCO Revolving Ball Knobs worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this component across 14 departments, including controls and motion, to deliver the right part for your application.

How to install a JW WINCO Revolving Ball Knob with threaded stud?

Install the JW WINCO Revolving Ball Knob by threading the M12 stainless steel stud into a matching tapped hole or nut. Tighten by hand or with a tool on the stud base, avoiding over-torque to prevent damage. Ensure the mating surface is clean for secure, vibration-resistant mounting.

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 revolving ball knobs with threaded stud. 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 →