TIMKEN MB11

TIMKEN MB11 Bearing Lock Washer (10-Pack)

Description

This is a 10-pack of genuine Timken MB11 bearing lock washers. These components are essential for securing bearing locknuts, such as the KM11, onto shafts with a 55mm diameter. By preventing rotational loosening caused by vibration and operational stress, they ensure the integrity and safety of the entire bearing assembly. These washers are manufactured to high standards for reliability in demanding industrial applications.

Specifications

• Manufacturer: TIMKEN
• Part Number: MB11
• Product Type: Bearing Lock Washer
• Compatible Shaft Diameter: 55 mm
• Compatible Locknut: KM11
• Material: Steel
• Standard: Conforms to DIN 5406
• Quantity: 10 Pieces

Application

Used across various industries including automotive, agriculture, and general manufacturing to lock bearing assemblies securely on shafts, preventing premature failure and maintaining precise alignment.

CO2 Impact

Opting for these repurposed lock washers prevents the emission of approximately 0.18 kg of CO2 compared to new production. This small action contributes to significant environmental savings on an industrial scale.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What is the primary function of the MB11 lock washer?

The MB11 lock washer is designed to be used with a KM11 locknut to secure bearings onto a shaft. One of its inner tabs is bent into a keyway on the shaft, and one of its outer tabs is bent into a slot on the locknut, preventing the nut from rotating and loosening.

Is the TIMKEN MB11 made to a specific standard?

Yes, the MB11 lock washer conforms to the dimensional specifications of DIN 5406, which is an internationally recognized standard for this type of component. This ensures interchangeability with other brands like SKF or FAG that also follow this standard.

What material is the MB11 made from and is it coated?

These lock washers are typically made from high-quality steel. They often have a plain or lightly oiled finish to prevent corrosion during storage, but are generally not plated unless specified for a special application.

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Last Update: Friday, March 13, 2026