The Needle Roller Inner Ring LR20X25X38,5 – 20X25X38,5 – INA is an essential component in industrial applications, known for its precision and durability. As part of the INA brand, this inner ring measures 20 mm in bore diameter, 25 mm in outer diameter, and 38.5 mm in width, making it suitable for high-load and high-speed operations. It is typically used in conjunction with needle roller bearings in automotive transmissions, agricultural machinery, and construction equipment.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 25 mm |
| Width (B) | 38.5 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 |
| Ring material | Not specified |
Technical advantages
The Needle Roller Inner Ring LR20X25X38,5 – 20X25X38,5 – INA offers several technical advantages that enhance its functionality in demanding environments:
- Precision-engineered dimensions ensure compatibility with standard needle roller bearings and optimal fit.
- High load-carrying capacity due to robust construction, suitable for heavy-duty applications.
- Consistent performance under varying temperatures, accommodating diverse operational environments.
- Standardized dimensions according to ISO/DIN specifications, ensuring interchangeability and ease of replacement.
- Designed for ease of installation, reducing downtime during maintenance and repairs.
Typical applications
This inner ring is designed for use in a variety of demanding industrial sectors, where precision and reliability are paramount:
- Automotive industry (transmission systems, differential assemblies)
- Agricultural machinery (harvesters, balers)
- Construction equipment (excavators, loaders)
- Textile machinery (spinning frames, weaving looms)
- Printing presses (rollers, feed mechanisms)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for mechanical industrial components, offering the Needle Roller Inner Ring LR20X25X38,5 – 20X25X38,5 – INA with fast availability. For bulk quantities, you can easily request a quote. Add this product to your cart or contact us for more information on bulk orders.

