The KMK 5 Lock Nut 25X38X9 – SKF is a precision-engineered bearing accessory designed by SKF, a leading manufacturer in the field of mechanical components. This lock nut features a bore diameter of 25 mm, an outer diameter of 38 mm, and a width of 9 mm. It is commonly used in various industrial applications to secure bearings onto shafts, ensuring accurate alignment and preventing loosening during operation. The KMK5-SKF lock nut is essential for maintaining the integrity and performance of bearing assemblies.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 25 mm |
| Outer diameter (D) | 38 mm |
| Width (B) | 9 mm |
| Weight | Not specified |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Limiting speed | Not specified |
| Reference speed | Not specified |
| Precision class | Not specified |
| ISO / cross-reference equivalent code | KMK5-SKF |
Technical advantages
The KMK 5 Lock Nut offers several technical benefits for industrial applications. These include:
- Precision threading ensures secure and stable fixation of bearings on shafts.
- Constructed from durable materials, providing robust performance in demanding environments.
- Compact design allows for use in space-constrained assemblies.
- Compatible with a wide range of bearing types, enhancing versatility in applications.
- Maintains alignment under significant mechanical loads, reducing the risk of operational failures.
Typical applications
This SKF lock nut is suitable for use in various industries and applications, including:
- Automotive manufacturing (transmission systems, engine mounts)
- Heavy machinery (conveyor belts, hydraulic pumps)
- Aerospace engineering (flight control systems, landing gear)
- Industrial robotics (robot arms, automated assembly lines)
- Textile machinery (spinning machines, weaving looms)
Availability and ordering
Eurobearing.eu is your dedicated B2B supplier for industrial components, offering the KMK5-SKF lock nut with fast availability. For businesses requiring bulk quantities, we provide the option to request a quotation. Add this product to your cart or request a quote today to ensure the reliability of your mechanical assemblies.

