The Needle Roller Inner Ring LR22X28X20,5 – INA is an essential component for various mechanical systems, designed specifically to meet the demands of high-precision applications. Manufactured by INA, this inner ring measures 22 mm in bore diameter, 28 mm in outer diameter, and 20.5 mm in width. It is widely used in industries requiring compact and efficient bearing solutions, offering reliable performance in needle roller and cage assemblies. This component is particularly suited for applications where space constraints are a concern, ensuring optimal functionality in demanding environments.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 22 mm |
| Outer diameter (D) | 28 mm |
| Width (B) | 20.5 mm |
| Material | Chrome steel |
| Precision class | P0 / ABEC-1 |
| Operating temperature range | -20 / +120 °C |
Technical advantages
The Needle Roller Inner Ring LR22X28X20,5 – INA offers several technical benefits that enhance performance in industrial settings:
- Precisely machined to ensure minimal friction and efficient load distribution.
- Chrome steel construction minimizes wear and increases fatigue life.
- Standard P0 precision class suitable for general-purpose applications.
- Wide operating temperature range supports various environments.
- Compatible with a range of needle roller and cage assemblies.
Typical applications
This versatile inner ring is utilized across diverse industrial sectors and machinery, including:
- Automotive transmissions and gearboxes
- Textile machinery (spinning and weaving machines)
- Packaging equipment (conveyor systems, sealing machines)
- Agricultural machinery (harvesters, tillers)
- Construction equipment (cranes, excavators)
Availability and ordering
Eurobearing.eu is your dedicated B2B supplier for the Needle Roller Inner Ring LR22X28X20,5 – INA, ensuring fast and reliable availability. For bulk orders, you can request a quote directly through our platform. Add to cart now or contact us for a quotation.

