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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 319.2-50-M12-A) is a 50 mm diameter plastic knob with a steel M12 thread and 21 mm thread length. 3G Electric interprets customer demand and delivers this…

SKU 3G-OTH-532005

Also listed as: 319250M12A · 319 2 50 M12 A · 319-2-50-M12-A

Brand
JW WINCO
Item
Revolving Ball Knob with Threaded Stud
Part Number
319.2-50-M12-A
Category
Revolving Ball Knobs with Threaded Stud
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Technical Specifications

JW WINCO
Manufacturer Part Number
319.2-50-M12-A
Type
Plastic w/ Steel 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 319.2-50-M12-A) is a 50 mm diameter plastic knob with a steel M12 thread and 21 mm thread length. 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 an authorised distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.

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 industrial machinery, control panels, and clamping fixtures. Its 50 mm diameter plastic ball with steel M12 thread suits applications requiring frequent hand operation. 3G Electric supplies this genuine JW WINCO component globally.

What are the specifications of the JW WINCO 319.2-50-M12-A Revolving Ball Knob?

The JW WINCO 319.2-50-M12-A is a 50 mm diameter revolving ball knob made of plastic with a steel threaded stud. It features an M12 thread and a 21 mm thread length. This genuine JW WINCO part is designed for durable, ergonomic manual control in industrial settings.

Where to buy JW WINCO Revolving Ball Knobs worldwide?

3G Electric supplies genuine JW WINCO Revolving Ball Knobs worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source the JW WINCO 319.2-50-M12-A or other configurations for your application.

How to select the right JW WINCO Revolving Ball Knob for my application?

Select a JW WINCO Revolving Ball Knob by matching thread size (e.g., M12), thread length (21 mm), and ball diameter (50 mm) to your equipment's mounting requirements. Consider material—plastic with steel thread offers corrosion resistance and ergonomic grip. 3G Electric can help confirm compatibility for your machinery.

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 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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