The Adaptor Sleeve with Lock Nut H3072-HG – 340X188X – FAG is a precision-engineered component designed for the secure mounting of bearings with a tapered bore. Manufactured by FAG, a leading name in the industry, this adaptor sleeve comes with a lock nut to ensure a secure fit, enhancing bearing performance in high-load applications. With an outer diameter of 340 mm and a bore diameter of 188 mm, it suits various industrial machines requiring robust and reliable bearing support. Ideal for use in heavy machinery, this adaptor sleeve is a critical accessory for ensuring optimal bearing alignment and load distribution in your assembly.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 188 mm |
| Outer diameter (D) | 340 mm |
| Weight | 16.5 kg |
| Basic dynamic load rating (C) | — kN |
| Basic static load rating (C0) | — kN |
| Limiting speed | — rpm |
| Reference speed | — rpm |
| Cage type | — |
| Operating temperature range | -20 / +120 °C |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | Dry |
| Precision class | P0 / ABEC-1 |
| ISO / cross-reference equivalent code | — |
Technical advantages
The Adaptor Sleeve with Lock Nut H3072-HG – 340X188X – FAG offers several technical benefits that enhance its performance in industrial applications:
- Compatible with a wide range of tapered bore bearings, ensuring versatile application.
- Manufactured from heat-treated 100Cr6 chrome steel, providing excellent durability under high load conditions.
- Dry factory lubrication reduces maintenance requirements, suitable for challenging environments.
- Operating temperature range from -20 to +120 °C allows usage in various thermal conditions.
- Precision class P0 / ABEC-1 for standard performance without sacrificing quality.
Typical applications
This adaptor sleeve is suitable for various industrial sectors, providing secure and efficient bearing mounting solutions in:
- Heavy-duty construction machinery (cranes, excavators)
- Marine and offshore equipment (winches, thrusters)
- Mining and mineral processing (conveyors, crushers)
- Steel and metal processing (rolling mills, furnaces)
- Automotive assembly lines (gearboxes, engine mounts)
Availability and ordering
Eurobearing.eu, a specialized B2B supplier, offers rapid availability of the H3072HG-FAG adapter sleeve. Customers can easily add this product to their cart or request a quotation for bulk quantities to meet their industrial needs effectively.

