JW WINCO7-Arm Knobs with Threaded Stud

JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 5/16"-18 Thread

The JW WINCO Hand Knob is a 7-arm knob with threaded stud, featuring a 1.57 in diameter plastic body with steel thread. It has a 5/16"-18 thread size and a 7-point star design (MPN 6336.4-ST-40-5/16X18-36).

SKU 3G-OTH-532358

Brand

JW WINCO

Item

Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 5/16"-18 Thread

Technical Specifications

JW WINCO

Manufacturer Part Number

6336.4-ST-40-5/16X18-36 

Type

Plastic w/ Steel Thread 

Dia

1.57 in 

Thread

5/16"-18 

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 provides manual adjustment and clamping on machinery, jigs, and fixtures. Its star-shaped plastic body with steel thread offers a secure, ergonomic grip for frequent hand-tightening in industrial settings.

What are the specifications of the JW WINCO 6336.4-ST-40-5/16X18-36 hand knob?

This JW WINCO hand knob has a 1.57 in diameter plastic body with a steel threaded stud. It features a 7-point star design and a 5/16"-18 thread size. The manufacturer part number is 6336.4-ST-40-5/16X18-36.

Where to buy JW WINCO hand knobs worldwide?

3G Electric supplies JW WINCO hand knobs worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 7-arm knob with threaded stud.

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

Select a JW WINCO hand knob by matching the thread size (e.g., 5/16"-18) and stud length to your equipment. Consider the knob diameter (1.57 in) and number of points (7) for grip comfort and torque requirements in manual clamping tasks.

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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