Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 1/2"-13 Thread - 7-Arm Knobs with Threaded Hole
JW WINCO7-Arm Knobs with Threaded Hole

JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 1/2"-13 Thread

The JW WINCO Hand Knob is a 7-arm star knob with a threaded hole, featuring a plastic body with a steel thread insert. It has a 1/2"-13 thread size and a 0.87-inch thread length (MPN 8TX34/K).

SKU 3G-OTH-524881

Brand
JW WINCO
Item
Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 1/2"-13 Thread
Category
7-Arm Knobs with Threaded Hole
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

JW WINCO
Manufacturer Part Number
8TX34/K
Type
Plastic w/ Steel Thread
Thread
1/2"-13
Thread Lg
0.87 in
Star Knobs
7 Point
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

JW WINCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Hand Knob is a 7-arm star knob with a threaded hole, featuring a plastic body with a steel thread insert. It has a 1/2"-13 thread size and a 0.87-inch thread length (MPN 8TX34/K).

Frequently Asked Questions

What is a JW WINCO 7-arm star knob used for?

A JW WINCO 7-arm star knob provides manual adjustment and clamping on machinery, jigs, and fixtures. Its plastic body with steel thread insert offers corrosion resistance and durable grip for frequent hand-tightening in industrial settings.

What are the specifications of the JW WINCO 8TX34/K hand knob?

The JW WINCO 8TX34/K is a 7-point star knob with a 1/2"-13 thread and 0.87-inch thread length. It has a plastic body with a steel thread insert, designed for manual tightening in assembly and positioning applications.

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 sourcing partner, we provide genuine JW WINCO components like the 8TX34/K to facilities across 14 industrial departments.

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

Select a JW WINCO star knob by matching thread size and length to your mating component. For the 8TX34/K, verify the 1/2"-13 thread and 0.87-inch thread length fit your fixture. Plastic bodies suit light-duty manual clamping; steel inserts provide thread durability.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from JW WINCO

View all JW WINCO parts
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M6 Thread, 12 mm Thread Lg (MPN 6336-KT-40-M6-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M6 Thread, 12 mm Thread Lg (MPN 6336-KT-40-M6-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M8 Thread, 14 mm Thread Lg (MPN 6336-KT-50-M8-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M8 Thread, 14 mm Thread Lg (MPN 6336-KT-50-M8-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, M6 Thread, 32 mm Dia (MPN 6NP92/E). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, M6 Thread, 32 mm Dia (MPN 6NP92/E). Key specifications — Brand: JW WINCO.
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, M16 Thread, 30 mm Thread Lg (MPN 16NXX5/K). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, M16 Thread, 30 mm Thread Lg (MPN 16NXX5/K). Key specifications — Brand: JW WINCO.
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 5/16"-18 Thread, 1.57 in Dia (MPN 5TX32/K). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ Steel Thread, 5/16"-18 Thread, 1.57 in Dia (MPN 5TX32/K). Key specifications — Brand: JW WINCO.
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M8 Thread, 14 mm Thread Lg (MPN 6336-KU-40-M8-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Hand Knobs; Star Knobs: 7 Point, Plastic w/ SS Thread, M8 Thread, 14 mm Thread Lg (MPN 6336-KU-40-M8-K-NI). Key specifications — Brand: JW WINCO.
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, 3/8"-16 Thread (MPN 6TP94/E). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, 3/8"-16 Thread (MPN 6TP94/E). Key specifications — Brand: JW WINCO.
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, M8 Thread, 40 mm Dia (MPN 8NP93/E). Key specifications — Brand: JW WINCO.
JW WINCO
JW WINCO Plastic Hand Knobs with Steel Hub: 7 Point, Plastic w/ Steel Thread, M8 Thread, 40 mm Dia (MPN 8NP93/E). Key specifications — Brand: JW WINCO.