JW WINCO7-Arm Knobs with Threaded Hole

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 a threaded hole, featuring a 2.48-inch diameter plastic body with a steel thread insert. It has a 5/16"-18 thread size and a 7-point star design, identified by manufacturer…

SKU 3G-OTH-524847

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

5TC87/K 

Type

Plastic w/ Steel Thread 

Dia

2.48 in 

Thread

5/16"-18 

Star Knobs

7 Point 

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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 a secure, ergonomic grip for manual adjustment of machinery, clamps, valves, and fixtures. Its 7-point star design and 5/16"-18 steel thread insert allow repeated hand tightening without tools in industrial assembly, jigs, and workholding applications.

What are the specifications of the JW WINCO 5TC87/K hand knob?

The JW WINCO 5TC87/K hand knob has a 2.48-inch diameter plastic body with a steel thread insert. It features a 7-point star design and a 5/16"-18 thread size. The manufacturer part number is 5TC87/K, and it is a 7-arm knob with a threaded hole for manual clamping.

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 genuine JW WINCO parts like the 5TC87/K 7-arm knob and deliver to any international destination. Contact us for pricing and lead time.

How to install a JW WINCO 7-point star hand knob?

To install a JW WINCO 7-point star hand knob, simply thread the 5/16"-18 steel insert onto a matching male stud or bolt. Hand-tighten until secure; no tools are required. For repeated adjustments, ensure the mating threads are clean and lubricated to prevent galling on the steel insert.

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

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