JW WINCO7-Arm Knobs with Threaded Stud

JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, M8 Thread

The JW WINCO Hand Knob is a 7-arm knob with a threaded stud, featuring a plastic body with a steel M8 thread and a 55 mm thread length (MPN 6336.4-ST-40-M8-55). This 7-point star knob is designed for manual…

SKU 3G-OTH-532230

Brand

JW WINCO

Item

Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, M8 Thread

Technical Specifications

JW WINCO

Manufacturer Part Number

6336.4-ST-40-M8-55 

Type

Plastic w/ Steel Thread, M8 Thread 

Thread Lg

55 mm 

Star Knobs

7 Point 

View Full Spec Sheet

Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is a JW WINCO 7-arm hand knob used for?

A JW WINCO 7-arm hand knob is used for manual adjustment, clamping, and positioning on machinery and industrial equipment. Its star-shaped design provides multiple gripping points for easy hand tightening without tools, making it ideal for jigs, fixtures, and workholding applications.

What are the specifications of the JW WINCO 6336.4-ST-40-M8-55 hand knob?

The JW WINCO 6336.4-ST-40-M8-55 is a 7-point star knob with a plastic body and a steel M8 threaded stud. It has a thread length of 55 mm. This hand knob is designed for manual clamping and adjustment in industrial settings.

Where to buy JW WINCO hand knobs worldwide?

3G Electric supplies JW WINCO hand knobs worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the correct part number and arrange international shipping.

How to install a JW WINCO threaded stud hand knob?

To install a JW WINCO hand knob with a threaded stud, simply align the M8 stud with the mating threaded hole and hand-tighten the knob clockwise until secure. Avoid over-tightening to prevent damage to the plastic body. Use the 7-arm design for a firm grip during adjustment.

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 7-arm 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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