What are the dimensions and thread size of the SKF KM 22 lock nut?

The lock nut has an outer diameter of 145 mm, a width of 19 mm, and an M110x2 metric thread.

How is this lock nut secured on the shaft?

It is secured against loosening by using a compatible lock washer, such as the MB 22 or MB 22 A, engaged with the shaft keyway.

Which tool is used to tighten the KM 22 lock nut?

You can use a suitable hook spanner, such as the SKF HN 21-22, engaging with the four slots around the circumference.

Can the SKF KM 22 lock nut be reused?

Yes, it can be reused provided it is undamaged, always combining it with a new lock washer.

What is the main application of the SKF KM 22 lock nut?

It is designed for locating and adjusting bearings axially on shafts, adapter sleeves, or withdrawal sleeves.

SKF KM 22 locknut 110 x 145 x 19 mm M110x2

Supplier number: SKF KM 22 | EAN 7316577011206

Recommended Retail Price €153.72

75.95 tax incl.

€62.77 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 3 products in stock.

Ordered before 20:00 - delivered tomorrow 10/10/2026
Shipping costs €6.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

↓ Documents (1) ✆ Talk to a specialist

Dependable shaft mounting with KM 22

Practical benefits

Secure axial bearing retention: The precise M110X2 metric thread lets you lock bearings securely onto the shaft without vibration loosening.
Simple and controlled mounting: Four outer slots allow you to tighten the nut accurately using a standard hook spanner.
Durable and reusable design: Combined with a matching lock washer, this sturdy steel nut delivers reliable fastening across repeated installations.

In a nutshell

The right choise for

With the Skf km 22 lock nut, you secure bearings and drive components tightly onto shafts or sleeves without play or vibration loosening. Featuring a precise M110X2 metric thread, a 145 mm outer diameter, and a 19 mm width, it gives you full control when adjusting axial bearing clearance. The four outer slots allow accurate tightening with a matching hook spanner. Combined with a compatible lock washer such as the mb 22, this sturdy steel nut stays locked reliably under operational loads and remains reusable as long as it is undamaged.

Product information FAQ

€75.95

In stock - tax incl.

Key features according to our expert

Outer diameter: 145 mm
Width: 19 mm
Thread designation: M110 x 2

Product description

KM and KML lock nuts are used to locate bearings onto a shaft. They have metric threads and four equally spaced slots located around their circumference to accommodate a spanner. They should be locked by a lock washer to prevent unintentional loosening. KM and KML lock nuts can be reused, provided they are not damaged.

Simple, stable and reliable fastening element
Easy to install and remove
Reusable with a new lock washer
Available for thread M 10x0.75 to M 200x3 (sizes 0 to 40)

Documents

⤓ Technical data sheet PDF

All Features

Outer diameter: 145 mm
Width: 19 mm
Thread designation: M110 x 2
Outer diameter: 145
Bore diameter: 110
Associated mounting tool: HN 21-22
Nut for hydraulic mounting: No
Locking device: Lock washer

Brand SKF
01230609
EAN 7316577011206
Supplier number SKF KM 22

Frequently asked questions about this product

Answered by specialists

What are the dimensions and thread size of the SKF KM 22 lock nut?: The lock nut has an outer diameter of 145 mm, a width of 19 mm, and an M110x2 metric thread.
How is this lock nut secured on the shaft?: It is secured against loosening by using a compatible lock washer, such as the MB 22 or MB 22 A, engaged with the shaft keyway.
Which tool is used to tighten the KM 22 lock nut?: You can use a suitable hook spanner, such as the SKF HN 21-22, engaging with the four slots around the circumference.
Can the SKF KM 22 lock nut be reused?: Yes, it can be reused provided it is undamaged, always combining it with a new lock washer.
What is the main application of the SKF KM 22 lock nut?: It is designed for locating and adjusting bearings axially on shafts, adapter sleeves, or withdrawal sleeves.