The H 309 E Adaptor Sleeve with Lock Nut 40X69X53 – SKF is an essential component for securely mounting bearings with a tapered bore onto cylindrical shafts. Manufactured by SKF, a leader in bearing technology, this adaptor sleeve features precise dimensions of 40 mm bore diameter, 69 mm outer diameter, and 53 mm width. It is designed to facilitate easy mounting and dismounting of bearings, making it ideal for a variety of industrial applications where precise alignment and secure fixing are critical.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 40 mm |
| Outer diameter (D) | 69 mm |
| Width (B) | 53 mm |
| Weight | 1.2 kg |
| Basic dynamic load rating (C) | Not applicable |
| Basic static load rating (C0) | Not applicable |
| Precision class | P0 / ABEC-1 |
| Ring material | Chrome steel 100Cr6 |
| ISO equivalent | H309E |
Technical advantages
The H 309 E Adaptor Sleeve offers a range of technical benefits that support efficient mechanical assembly and operation:
- Facilitates quick and easy mounting of bearings with tapered bores, reducing downtime.
- Made from robust chrome steel 100Cr6, ensuring compatibility with heavy-duty industrial applications.
- Standard P0 precision class provides a balance between performance and cost-efficiency.
- ISO equivalent H309E ensures global compatibility and interchangeability.
- Designed to maintain alignment and prevent shaft damage even under variable load conditions.
Typical applications
The H 309 E Adaptor Sleeve is widely used across various industries due to its versatility and reliable performance:
- Textile machinery (spinning frames, weaving machines)
- Heavy-duty conveyor systems (belt conveyors, chain conveyors)
- Pulp and paper industry (paper machines, pulp refiners)
- Mining equipment (crushers, grinding mills)
- Marine propulsion systems (ship propeller shafts, thrusters)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the H309E-SKF adaptor sleeve. We ensure fast availability of this product and offer the possibility to request a quote for bulk quantities. Add this item to your cart or contact us to request a quotation today.

