The HE 2309 Adaptor Sleeve with Lock Nut 40x69x61 – SKF is a precision-engineered component designed for secure mounting of bearings with a tapered bore onto cylindrical shafts. Manufactured by SKF, this adaptor sleeve ensures reliable alignment and efficient transmission of loads in demanding industrial environments. With dimensions of 40 mm bore diameter, 69 mm outer diameter, and 61 mm width, it is an ideal choice for various mechanical assemblies requiring precise fitment and stability.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 40 mm |
| Outer diameter (D) | 69 mm |
| Width (B) | 61 mm |
| Weight | 0.55 kg |
| Basic dynamic load rating (C) | 82 kN |
| Basic static load rating (C0) | 98 kN |
| Limiting speed | 3,800 rpm |
| Reference speed | 2,600 rpm |
| Ring material | Chrome steel 100Cr6 |
| ISO / cross-reference equivalent code | H2309 |
Technical advantages
The HE 2309 Adaptor Sleeve offers several technical benefits that enhance its performance in industrial applications:
- Compatible with bearings featuring tapered bores, ensuring precise fit and alignment.
- Constructed from 100Cr6 chrome steel for superior resistance to wear and fatigue.
- Dynamic load rating of 82 kN supports heavy-duty applications, providing robust performance.
- Static load rating of 98 kN ensures stability under static conditions, minimizing deformation risks.
- Limiting speed of 3,800 rpm accommodates high-speed operations in various mechanical systems.
Typical applications
This adaptor sleeve is commonly employed across a wide range of industries and machinery, including:
- Steel mills and rolling equipment (cylindrical roller bearings, mill stands)
- Pulp and paper machinery (dryers, calenders, rolls)
- Mining and quarrying equipment (crushers, conveyors, separators)
- Textile machinery (spindles, looms, carding machines)
- Marine propulsion systems (propeller shafts, auxiliary machinery)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the HE2309-SKF Adaptor Sleeve with Lock Nut. We ensure fast availability and offer the option to request a quote for bulk quantities. Add this essential component to your cart or request a quotation for your specific needs today.

