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 50 mm thread length (MPN 6336.4-ST-40-M8-50). This 7-point star knob is designed for manual…

SKU 3G-OTH-532229

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-M8-50 

Type

Plastic w/ Steel Thread, M8 Thread 

Thread Lg

50 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. Its star-shaped design provides multiple grip points for easy hand tightening without tools, common in industrial jigs, fixtures, and workholding applications.

What are the specifications of the JW WINCO 6336.4-ST-40-M8-50 hand knob?

The JW WINCO 6336.4-ST-40-M8-50 is a 7-point star knob with a plastic body and steel M8 threaded stud. Thread length is 50 mm. It is designed for manual clamping and adjustment in industrial equipment.

Where to buy JW WINCO hand knobs worldwide?

3G Electric supplies JW WINCO hand knobs worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 6336.4-ST-40-M8-50 or other JW WINCO star knobs.

How to select the right JW WINCO hand knob for an application?

Select a JW WINCO hand knob by matching thread size (M8, M10, etc.), thread length, and grip diameter to your fixture or machine. Consider the operating environment: plastic knobs suit light-duty manual use, while metal-thread inserts provide durable engagement. Always verify the stud length clears the mounting hole.

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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