JW WINCO7-Arm Knobs with Threaded Stud

JW WINCO 7-Arm Knob with Threaded Stud, M8 x 20 mm, Plastic/Steel

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 20 mm thread length (MPN 6336.4-SK-40-M8-20). This 7-point star knob provides a manual grip interface…

SKU 3G-OTH-532328

Also listed as: 63364SK40M820 · 6336 4 SK 40 M8 20 · 6336-4-SK-40-M8-20

Brand

JW WINCO

Item

7-Arm Knob with Threaded Stud, M8 x 20 mm, Plastic/Steel

Part Number

6336.4-SK-40-M8-20

Local availability & support

Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JW WINCO

Manufacturer Part Number

6336.4-SK-40-M8-20 

Type

Plastic w/ Steel Thread, M8 Thread 

Thread Lg

20 mm 

Star Knobs

7 Point 

Technical Documents

No technical documents available for this product.

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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 a manual grip interface for adjustment, clamping, or positioning tasks on machinery and fixtures. Its plastic body with steel M8 threaded stud allows frequent hand tightening without tools in industrial assembly, jigs, and workholding applications.

What are the specifications of the JW WINCO 6336.4-SK-40-M8-20 hand knob?

The JW WINCO 6336.4-SK-40-M8-20 is a 7-point star knob with a plastic body and steel M8 thread. It has a 20 mm thread length and is designed for manual grip in adjustment or clamping applications. The MPN is 6336.4-SK-40-M8-20.

Where to buy JW WINCO hand knobs worldwide?

3G Electric supplies JW WINCO hand knobs worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine JW WINCO parts like the 6336.4-SK-40-M8-20 to any international destination. Contact us for availability and lead time.

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

To select the correct JW WINCO hand knob, match the thread size (e.g., M8), thread length (e.g., 20 mm), and number of points (e.g., 7) to your fixture or machine requirements. Consider the grip needed for manual adjustment versus clamping force. 3G Electric can help interpret your application needs.

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 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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