SKF MB 27 lock washer for locknuts 135 x 185 mm

Supplier number: SKF MB 27 | EAN 7316577011695

Recommended Retail Price €57.14

28.20 tax incl.

€23.31 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

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↓ Documents (1) ✆ Talk to a specialist

Secure locking with Skf washer

Practical benefits

Prevents accidental loosening: You keep lock nuts firmly secured on the shaft by bending the tabs directly into the slots.
Easy mounting and removal: You install and replace the fastening element smoothly during regular bearing maintenance tasks.
Precise dimensional fit: With a 135 mm bore diameter and 185 mm outer diameter, it matches your application specifications exactly.

In a nutshell

The right choise for

With the Skf mb 27 lock washer, you keep bearing assemblies reliably secured against loosening caused by vibration and rotational forces. Designed for use with metric km series lock nuts on a shaft or adapter sleeve, it provides an exact fit with its 135 mm bore diameter and 185 mm outer diameter. The inner tab engages the shaft keyway, allowing you to bend an outer tab firmly into a slot on the lock nut. This positive mechanical locking maintains axial bearing positioning without thread adhesives, ensuring smooth and dependable maintenance on heavy machinery and drive shafts.

Product information FAQ

€28.20

In stock - tax incl.

Key features according to our expert

Inner diameter: 135 mm
Outer diameter: 185 mm

Product description

MB and MBL lock washers are locking devices, used to secure KM, KML and HM .. T lock nuts onto a shaft or adapter sleeve and prevent unintentional loosening. MB .. A is a stronger version of the MB washer. The lock washers engage a keyway in the shaft or adapter sleeve thread. They lock the nut in position when one of the washer tabs is bent into one of the slots in the outside diameter of the lock nut. A new lock washer should be used each time the corresponding lock nut is installed.

Simple, stable and reliable fastening element
Easy to install and remove
Used for KM, KML, and HM .. T lock nuts

Documents

⤓ Technical data sheet PDF

All Features

Inner diameter: 135 mm
Outer diameter: 185 mm
Outside diameter: 185
Bore diameter: 135
Locking device: Lock washer

Brand SKF
01230652
EAN 7316577011695
Supplier number SKF MB 27

Frequently asked questions about this product

Answered by specialists

What is the SKF MB 27 lock washer used for?: It is used to positively lock metric lock nuts (such as KM 27) on shafts or adapter sleeves, preventing loosening from vibration.
What are the dimensions of this lock washer?: It features an inside diameter of 135 mm, an outside diameter of 185 mm, and a thickness of 2 mm.
How does the SKF MB 27 secure the lock nut?: The inner tab locates into the shaft keyway, and one of the outer tabs is bent into a slot on the lock nut.
Can you reuse a lock washer after removal?: No, SKF recommends installing a new lock washer each time the corresponding lock nut is mounted.
Which lock nuts are compatible with the MB 27?: It is designed for use with matching metric SKF KM series lock nuts.