JW WINCORevolving Ball Knobs with Threaded Stud

JW WINCO Revolving Ball Knobs: Ball, Plastic w/ SS Thread, 5/16"-18 Thread

SKU 3G-OTH-532000

Brand

JW WINCO

Item

Revolving Ball Knobs: Ball, Plastic w/ SS Thread, 5/16"-18 Thread

Technical Specifications

JW WINCO

Manufacturer Part Number

319.5-32-5/16X18-A 

Type

Plastic w/ SS Thread 

Thread

5/16"-18 

Thread Lg

0.51 in 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Revolving Ball Knob with Threaded Stud is a plastic knob with a stainless steel thread, featuring a 5/16"-18 thread size and 0.51 in thread length (MPN 319.5-32-5/16X18-A). 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in controls and motion components.

Frequently Asked Questions

What is a JW WINCO Revolving Ball Knob used for?

A JW WINCO Revolving Ball Knob provides a secure, ergonomic grip for manual adjustment on machinery, control panels, and clamping fixtures. Its revolving ball design reduces friction during tightening, making it ideal for industrial equipment where frequent repositioning is needed.

What are the specifications of the JW WINCO 319.5-32-5/16X18-A?

This JW WINCO Revolving Ball Knob has a plastic ball with a stainless steel threaded stud. The thread size is 5/16"-18 with a thread length of 0.51 in. The manufacturer part number is 319.5-32-5/16X18-A. It is designed for reliable manual control in motion and adjustment applications.

Where to buy JW WINCO Revolving Ball Knobs worldwide?

3G Electric supplies and delivers genuine JW WINCO Revolving Ball Knobs worldwide. We handle full logistics and customs clearance, sourcing this component across our 14 industrial departments. Contact us for availability and delivery to your location.

How to install a JW WINCO Revolving Ball Knob?

To install a JW WINCO Revolving Ball Knob, simply thread the stainless steel stud into the mating hole or component by hand until snug. Use a wrench on the stud's hex if needed, but avoid overtightening to prevent damage to the plastic ball. Ensure the thread engagement matches the 0.51 in thread length.

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 →