The KM 6 Lock Nut 30X45X7 – SKF is a critical component in the realm of industrial machinery, specifically designed for securing bearing assemblies. Manufactured by SKF, a renowned leader in mechanical components, this lock nut is precisely engineered with dimensions of 30 mm bore diameter, 45 mm outer diameter, and 7 mm thickness. Typically employed in applications requiring precise axial location and firm locking of bearings on shafts, the KM 6 lock nut is indispensable in maintaining the stability and integrity of mechanical systems.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 30 mm |
| Outer diameter (D) | 45 mm |
| Width / Thickness (B) | 7 mm |
| Weight | 0.07 kg |
| Basic dynamic load rating (C) | 15 kN |
| Basic static load rating (C0) | 10 kN |
| Limiting speed | 5000 rpm |
| Operating temperature range | -30 / +120 °C |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
Technical advantages
The KM 6 Lock Nut 30X45X7 – SKF offers several technical benefits:
- Designed for easy installation and removal, minimizing maintenance downtime.
- Manufactured with high-precision P0 / ABEC-1 class, ensuring consistent performance.
- Chrome steel 100Cr6 construction provides excellent wear resistance and durability.
- Capable of handling high dynamic loads up to 15 kN, suitable for robust applications.
- Operates efficiently within a wide temperature range of -30 to +120 °C.
Typical applications
This lock nut is suited for diverse industrial sectors and machinery types, including:
- Heavy-duty machinery (cranes, excavators)
- Automotive industry (gearbox assemblies, drive shafts)
- Aerospace applications (turbine engines, landing gear systems)
- Industrial robotics (servo motors, automated arms)
- Marine equipment (propulsion systems, stabilizers)
Availability and ordering
Eurobearing.eu, a specialized B2B supplier, offers fast availability of the KM 6 Lock Nut 30X45X7 – SKF. Businesses can easily add this item to their cart or request a quotation for bulk quantities to suit their specific needs.

