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JW WINCO Revolving Ball Knob with Threaded Stud - Revolving Ball Knobs with Threaded Stud
JW WINCORevolving Ball Knobs with Threaded Stud

JW WINCO Revolving Ball Knob with Threaded Stud

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…

SKU 3G-OTH-532007

Also listed as: 319550M12A · 319 5 50 M12 A · 319-5-50-M12-A

Brand
JW WINCO
Item
Revolving Ball Knob with Threaded Stud
Part Number
319.5-50-M12-A
Category
Revolving Ball Knobs with Threaded Stud
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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

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
Hydraulic power units — JW Winco filter breather vents (e.g., SKU 912HX4) with 3/4" SAE thread and 10-micron filtration for air exchange on reservoirs.
Gearbox and compressor mounting — JW Winco cylindrical vibration-isolating mounts (e.g., SKU 802C02) with 55A durometer natural rubber to reduce transmitted vibration.
Industrial machinery adjustment — JW Winco knurled knobs (e.g., SKU 822Y21) with M6 steel thread insert for manual clamping and positioning on jigs and fixtures.
Fluid drainage in reservoirs — JW Winco fluid drain valves (e.g., SKU 912HP9) with M16x1.5 mounting thread and tethered cap for controlled draining of hydraulic tanks.
Corrosive environment fastening — JW Winco stainless steel wing knobs (e.g., SKU 822W63) with 1/4"-20 threaded hole for frequent manual adjustment in wet or chemical-exposed areas.
Metric and inch thread applications — JW Winco knurled knobs (e.g., SKU 822Y18) with 3/8"-16 thread for equipment requiring inch-based manual fastening.
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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.

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This revolving ball knob features a 50 mm diameter plastic ball with a steel threaded stud. The M12 thread has a 21 mm length. It provides a rotating grip for manual adjustment on machinery, control panels, and clamping fixtures
JW WINCO
This revolving ball knob features a 50 mm diameter plastic ball with a steel threaded stud. The M12 thread has a 21 mm length. It provides a rotating grip for manual adjustment on machinery, control panels, and clamping fixtures
This revolving ball knob features a 40 mm diameter plastic ball with a stainless steel M10 threaded stud and 14 mm thread length. It provides a rotating, ergonomic grip for manual adjustment applications such as machine guards, clamps, and control levers in industrial equipment
JW WINCO
This revolving ball knob features a 40 mm diameter plastic ball with a stainless steel M10 threaded stud and 14 mm thread length. It provides a rotating, ergonomic grip for manual adjustment applications such as machine guards, clamps, and control levers in industrial equipment

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