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JW WINCO Bearing Lock Washer, MB-2 - Bearing Lock Washers
JW WINCOBearing Lock Washers

JW WINCO Bearing Lock Washer, MB-2

The JW WINCO MB-2 is a metric bearing lock washer made from carbon steel. It is designed for use with the KM-2 compatible lock nut and features a 1 mm washer thickness with a 21 mm face diameter.

SKU 3G-OTH-95429

Also listed as: MB2 · MB 2

Brand
JW WINCO
Item
Bearing Lock Washer, MB-2
Part Number
MB-2
Category
Bearing Lock Washers
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Technical Specifications

JW WINCO
Manufacturer Part Number
MB-2
Type
Metric, Carbon Steel, KM-2
Material
Carbon Steel
Face Dia
21 mm
Washer Thick
1 mm
Compatible Lock Nut
KM-2

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

Product Description

The JW WINCO MB-2 is a metric bearing lock washer made from carbon steel. It is designed for use with the KM-2 compatible lock nut and features a 1 mm washer thickness with a 21 mm face diameter.

Frequently Asked Questions

What is a JW WINCO MB-2 bearing lock washer used for?

The JW WINCO MB-2 bearing lock washer secures a lock nut on a shaft to prevent loosening under vibration. It is commonly used in industrial machinery, gearboxes, and power transmission assemblies where metric fasteners are required.

What are the specifications of the JW WINCO MB-2 bearing lock washer?

The JW WINCO MB-2 is a metric carbon steel lock washer with a 1 mm washer thickness and a 21 mm face diameter. It is designed for use with the KM-2 compatible lock nut. The manufacturer part number is MB-2.

Where to buy JW WINCO MB-2 bearing lock washers worldwide?

3G Electric supplies the JW WINCO MB-2 bearing lock washer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this metric carbon steel lock washer.

How to install a JW WINCO MB-2 bearing lock washer?

Slide the MB-2 lock washer onto the shaft with its tab aligned to a keyway or slot. Thread the KM-2 lock nut onto the shaft and tighten to the specified torque. Bend one of the washer's tabs into a notch on the nut to lock it in place.

Used in

Common applications for JW WINCO
Hydraulic power units — JW Winco filter breather vents (e.g., SKU 912HX4) with 3/4" SAE thread and 10-micron filtration for air exchange on reservoirs.
Gearbox and compressor mounting — JW Winco cylindrical vibration-isolating mounts (e.g., SKU 802C02) with 55A durometer natural rubber to reduce transmitted vibration.
Industrial machinery adjustment — JW Winco knurled knobs (e.g., SKU 822Y21) with M6 steel thread insert for manual clamping and positioning on jigs and fixtures.
Fluid drainage in reservoirs — JW Winco fluid drain valves (e.g., SKU 912HP9) with M16x1.5 mounting thread and tethered cap for controlled draining of hydraulic tanks.
Corrosive environment fastening — JW Winco stainless steel wing knobs (e.g., SKU 822W63) with 1/4"-20 threaded hole for frequent manual adjustment in wet or chemical-exposed areas.
Metric and inch thread applications — JW Winco knurled knobs (e.g., SKU 822Y18) with 3/8"-16 thread for equipment requiring inch-based manual fastening.
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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.

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