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JW WINCO Knurled Screws; Knurled Hand Knobs: Knurled, Plastic w/ Steel Thread, 5/16"-18 Thread - Knurled Knobs with Threaded Stud
JW WINCOKnurled Knobs with Threaded Stud

JW WINCO Knurled Screws; Knurled Hand Knobs: Knurled, Plastic w/ Steel Thread, 5/16"-18 Thread

The JW WINCO Knurled Screws are knurled hand knobs with a threaded stud, featuring a 1.18 in diameter, 5/16"-18 thread, and a black plastic body with steel thread. 3G Electric interprets your demand for these…

SKU 3G-OTH-514703

Brand
JW WINCO
Item
Knurled Screws; Knurled Hand Knobs: Knurled, Plastic w/ Steel Thread, 5/16"-18 Thread
Category
Knurled Knobs with Threaded Stud
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Technical Specifications

JW WINCO
Manufacturer Part Number
421-5/16X18-0.750
Type
Plastic w/ Steel Thread
Dia
1.18 in
Color
Black
Thread
5/16"-18
Knurled Hand Knobs
Knurled
View Full Spec Sheet

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

Product Description

The JW WINCO Knurled Screws are knurled hand knobs with a threaded stud, featuring a 1.18 in diameter, 5/16"-18 thread, and a black plastic body with steel thread. 3G Electric interprets your demand for these OEM-sourced components and delivers them across 14 industrial departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What are JW WINCO knurled screws used for?

JW WINCO knurled hand knobs with threaded studs are used for manual clamping, adjustment, and positioning on machinery, fixtures, and industrial equipment. Their knurled plastic body provides a comfortable grip, while the steel thread ensures secure fastening. 3G Electric supplies these OEM-sourced components across 14 industrial departments.

What are the specifications of JW WINCO knurled hand knobs?

The JW WINCO knurled hand knob (MPN 421-5/16X18-0.750) has a 1.18 in diameter, 5/16"-18 thread, black plastic body with steel thread, and knurled grip. It is designed for manual tightening in industrial applications. 3G Electric sources and delivers this genuine JW WINCO component worldwide.

Where to buy JW WINCO knurled screws worldwide?

3G Electric supplies JW WINCO knurled screws and hand knobs to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 421-5/16X18-0.750 or other JW WINCO parts for your application.

How to install JW WINCO knurled hand knobs?

To install a JW WINCO knurled hand knob, simply thread the 5/16"-18 stud into a matching tapped hole or nut. Tighten by hand using the knurled plastic grip until secure. Avoid over-torquing to prevent damage. 3G Electric provides these OEM-sourced components for manual adjustment and clamping in industrial settings.

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 knurled 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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