The H 211 Adaptor Sleeve with Lock Nut 50X81X50 by SKF is an essential component in the assembly of bearings on shafts. This adaptor sleeve is designed to facilitate the secure installation and adjustment of bearings, ensuring optimal alignment and fit. With precise dimensions of 50 mm bore diameter, 81 mm outer diameter, and 50 mm thickness, it is commonly used in machinery requiring precise shaft positioning. The H211-SKF is a vital accessory for industries utilizing mechanical systems where precision and stability are paramount.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 50 mm |
| Outer diameter (D) | 81 mm |
| Width / Thickness (B) | 50 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 |
| Cage type | Not applicable |
| Shielding / Sealing | Not applicable |
| Operating temperature range | Not specified |
| Ring material | Not applicable |
| Factory lubrication | Not applicable |
| Precision class | Not specified |
| Internal clearance | Not applicable |
| ISO / cross-reference equivalent code | Not specified |
Technical advantages
The H 211 Adaptor Sleeve provides several advantages in industrial applications, enhancing the performance and reliability of mechanical assemblies.
- Facilitates the quick and accurate mounting of bearings on tapered shafts.
- Ensures proper alignment and fit, reducing the risk of bearing damage.
- Adapts to slight variations in shaft diameter, maintaining secure attachment.
- Compatible with a wide range of bearing types, increasing versatility.
- Manufactured to SKF’s stringent quality standards, ensuring dimensional accuracy.
Typical applications
The H 211 Adaptor Sleeve is utilized across various industries and machinery types, where precision and durability are critical.
- Textile machinery (spinning frames, weaving looms)
- Mining equipment (ore crushers, conveyor belt systems)
- Industrial gearboxes (speed reducers, torque converters)
- Construction machinery (excavators, bulldozers)
- Pumps and compressors (centrifugal pumps, air compressors)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the H211-SKF Adaptor Sleeve with Lock Nut, offering fast availability and reliable service. For bulk quantities, you can easily request a quotation. Add this product to your cart to streamline your equipment assembly today.

