JW WINCO4-Arm Knobs with Threaded Stud

JW WINCO Hand Knobs; 4-Prong Knobs: Plastic w/ SS Thread, M8 Thread

SKU 3G-OTH-530600

Brand

JW WINCO

Item

Hand Knobs; 4-Prong Knobs: Plastic w/ SS Thread, M8 Thread

Technical Specifications

JW WINCO

Manufacturer Part Number

8N25SA1/ST 

Type

M8 Thread 

Dia

40 mm 

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Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO 4-Arm Knobs with Threaded Stud (MPN 8N25SA1/ST) are hand knobs featuring a 4-prong plastic design with a stainless steel thread, M8 thread size, and 40 mm diameter. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the JW WINCO 4-Arm Knob with Threaded Stud used for?

The JW WINCO 4-Arm Knob (MPN 8N25SA1/ST) is a hand-operated tightening component used in industrial machinery, jigs, fixtures, and adjustment mechanisms. Its 4-prong plastic body with stainless steel M8 thread provides a secure, corrosion-resistant grip for frequent manual adjustments in manufacturing and assembly environments.

What are the specifications of the JW WINCO 8N25SA1/ST hand knob?

The JW WINCO 8N25SA1/ST is a 4-arm hand knob with a 40 mm diameter and an M8 threaded stud. The knob body is plastic, and the thread is stainless steel. This combination offers a lightweight, durable grip with corrosion resistance for repeated manual tightening in industrial applications.

Where to buy JW WINCO hand knobs worldwide?

3G Electric supplies the JW WINCO 8N25SA1/ST hand knob to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine components across 14 departments, including specialist expertise in combustion, pumps, and controls.

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

To select the correct JW WINCO hand knob, match the thread size (M8 in this model) and diameter (40 mm) to your equipment's mounting hole and clearance. Consider the operating environment: the plastic body with stainless steel thread suits moderate loads and non-corrosive conditions. For heavy-duty or high-temperature use, consult 3G Electric for alternatives.

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 4-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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