The H 309 C Adaptor Sleeve with Lock Nut 40x69x50 by SKF is an essential component designed for secure mounting of bearings with tapered bores onto cylindrical shafts. Engineered to facilitate precise alignment and distribution of load, this adaptor sleeve is integral in various industrial applications. The main dimensions of this SKF 40x69x50 mm adaptor sleeve ensure compatibility with a wide range of machinery, enhancing its versatility in mechanical engineering sectors.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 40 mm |
| Outer diameter (D) | 69 mm |
| Width/Thickness (B) | 50 mm |
| Weight | 0.5 kg |
| Basic dynamic load rating (C) | — |
| Basic static load rating (C0) | — |
| Limiting speed | — |
| Reference speed | — |
| Cage type | — |
| Shielding/Sealing | Open |
| Operating temperature range | — |
| Ring material | — |
| Factory lubrication | — |
| Precision class | — |
| Internal clearance | — |
| ISO / cross-reference equivalent code | — |
Technical advantages
The H 309 C Adaptor Sleeve offers several technical benefits that enhance its performance in industrial applications:
- Facilitates easy installation and removal of bearings, reducing setup time.
- Ensures secure fitment and alignment, minimizing vibration and noise during operation.
- Designed to accommodate thermal expansion and contraction, preventing shaft damage.
- Open design allows for effective lubrication, ensuring smooth operation.
- Compatible with a wide range of bearing types, enhancing application flexibility.
Typical applications
The SKF H 309 C Adaptor Sleeve is utilized across various sectors for its adaptability and robust performance:
- Textile machinery (spinning machines, looms)
- Conveyor systems (belt conveyors, screw conveyors)
- Heavy-duty fans and blowers (industrial ventilation systems)
- Pulp and paper machinery (paper mills, pulp beaters)
- Mining and quarrying equipment (crushers, vibrating screens)
Availability and ordering
Eurobearing.eu, as a specialized B2B supplier, offers fast availability of the H309C-SKF adaptor sleeve. Customers can easily add the product to their cart for immediate purchase or request a quotation for bulk quantities. Visit our website to streamline your procurement process.

