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JW WINCO Quick Release Hand Knobs: 4 Point, Aluminum, 1/2"-13 Thread - Quick-Release 4-Arm Knobs
JW WINCOQuick-Release 4-Arm Knobs

JW WINCO Quick Release Hand Knobs: 4 Point, Aluminum, 1/2"-13 Thread

The JW WINCO Quick Release 4-Arm Knob (MPN 8TFR3A) is an aluminum hand knob with a 2.5 in diameter and 1/2"-13 thread. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14…

SKU 3G-OTH-504449

Brand
JW WINCO
Item
Quick Release Hand Knobs: 4 Point, Aluminum, 1/2"-13 Thread
Category
Quick-Release 4-Arm Knobs
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Technical Specifications

JW WINCO
Manufacturer Part Number
8TFR3A
Type
Aluminum
Dia
2.5 in
Thread
1/2"-13
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JW WINCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JW WINCO Quick Release 4-Arm Knob (MPN 8TFR3A) is an aluminum hand knob with a 2.5 in diameter and 1/2"-13 thread. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the JW WINCO Quick Release 4-Arm Knob used for?

The JW WINCO Quick Release 4-Arm Knob (MPN 8TFR3A) is used for manual clamping, positioning, and adjustment on industrial machinery, jigs, and fixtures. Its 4-point design provides a secure grip for quick tool-less tightening in machining, assembly, and material handling applications.

What are the specifications of the JW WINCO 8TFR3A knob?

The JW WINCO 8TFR3A is a quick-release 4-arm knob with a 2.5 in diameter, made of aluminum, and features a 1/2"-13 thread. It is designed for manual operation where rapid adjustment and secure locking are needed in industrial equipment setups.

Where to buy JW WINCO quick release knobs worldwide?

3G Electric supplies the JW WINCO 8TFR3A quick release knob to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine industrial component.

How to install a JW WINCO 4-arm hand knob?

To install the JW WINCO 4-arm knob, simply thread the 1/2"-13 stud into a matching tapped hole or nut on your fixture. Tighten by hand using the four arms for leverage. No tools are required. Ensure the mating threads are clean and lubricated for smooth operation.

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 quick-release 4-arm knobs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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