JW WINCO7-Arm Knobs with Threaded Hole

JW WINCO 7-Arm Knob with Threaded Hole

The JW WINCO Hand Knob is a 7-arm knob with a threaded hole, featuring a plastic body with a steel M6 thread insert and a 12 mm thread length (MPN 6NX31/K). This 7-point star knob is designed for manual adjustment…

SKU 3G-OTH-524882

Also listed as: 6NX31K · 6NX31 K · 6NX31-K

Brand

JW WINCO

Item

7-Arm Knob with Threaded Hole

Part Number

6NX31/K

Local availability & support

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

Technical Specifications

JW WINCO

Manufacturer Part Number

6NX31/K 

Type

Plastic w/ Steel Thread, M6 Thread 

Thread Lg

12 mm 

Star Knobs

7 Point 

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-point star knob used for?

A JW WINCO 7-point star knob is used for manual adjustment and clamping in industrial machinery, jigs, and fixtures. Its ergonomic 7-arm design provides a secure grip for frequent hand-tightening applications, such as positioning guards or securing workpieces.

What are the specifications of the JW WINCO 6NX31/K hand knob?

The JW WINCO 6NX31/K is a 7-point star knob with a plastic body and a steel M6 thread insert. It has a 12 mm thread length and is designed for manual clamping. The part number is 6NX31/K, and the brand is JW WINCO.

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 and customs clearance to deliver the 6NX31/K 7-point star knob to your facility. Contact us for a quote and delivery timeline.

How to install a JW WINCO star knob with threaded insert?

To install a JW WINCO star knob, simply thread the M6 steel insert into a matching threaded hole on your fixture or machine. Hand-tighten until secure. Avoid over-torquing, as the plastic body may crack. Use a washer if needed for even clamping force.

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 hole. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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