JW WINCOBearing Lock Washers

JW WINCO Bearing Lock Washer: 70952-12-A-ST, Metric, Steel, 3.8 mm Washer Thick

The JW WINCO Bearing Lock Washer, model 70952-12-A-ST, is a steel bearing lock washer with a 3.8 mm washer thickness and an 18 mm face diameter. This metric component is designed for securing bearings in industrial…

SKU 3G-OTH-95010

Brand

JW WINCO

Item

Bearing Lock Washer: 70952-12-A-ST, Metric, Steel, 3.8 mm Washer Thick

Technical Specifications

JW WINCO

Manufacturer Part Number

70952-12-A-ST 

Type

Metric, Steel 

Material

Steel 

Face Dia

18 mm 

Washer Thick

3.8 mm 

View Full Spec Sheet

Technical Documents

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JW WINCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

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 a JW WINCO Bearing Lock Washer used for?

A JW WINCO Bearing Lock Washer secures bearings on shafts in industrial machinery, preventing rotation or loosening under vibration. It is commonly used in conveyors, pumps, gearboxes, and other rotating equipment where reliable bearing retention is critical.

What are the specifications of the JW WINCO 70952-12-A-ST?

The JW WINCO 70952-12-A-ST is a metric steel bearing lock washer with a 3.8 mm washer thickness and an 18 mm face diameter. The manufacturer part number is 70952-12-A-ST, and the material is steel. It is designed for securing bearings in industrial applications.

Where to buy JW WINCO Bearing Lock Washers worldwide?

3G Electric supplies JW WINCO Bearing Lock Washers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the 70952-12-A-ST model.

How to install a JW WINCO Bearing Lock Washer?

To install a JW WINCO Bearing Lock Washer, slide it onto the shaft against the bearing inner ring, then tighten the lock nut. Bend one of the washer tabs into a slot on the nut and another into a shaft keyway to prevent rotation. Always follow the manufacturer's torque specifications.

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

Browse all JW WINCO products →Contact our engineers →