The Needle Roller Inner Ring LR7X10X10,5 – 7X10X10,5 by MTB is a precision-engineered component designed to enhance the performance of needle roller bearings. With dimensions of 7 mm bore diameter, 10 mm outer diameter, and 10.5 mm width, this inner ring is specifically crafted for industrial applications requiring compact yet robust bearing solutions. It serves as an essential accessory in the bearing assembly, ensuring optimal load distribution and alignment in various machinery.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 7 mm |
| Outer diameter (D) | 10 mm |
| Width (B) | 10.5 mm |
| Weight | 0.012 kg |
| Basic dynamic load rating (C) | 5.6 kN |
| Basic static load rating (C0) | 4.8 kN |
| Limiting speed | 12,000 rpm |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The Needle Roller Inner Ring LR7X10X10,5 offers a range of technical advantages that make it a preferred choice for various industrial applications:
- Designed for continuous operation at up to 12,000 rpm, ideal for high-speed applications.
- Manufactured from durable 100Cr6 chrome steel, ensuring a rolling-contact fatigue life exceeding 10^7 cycles.
- Standard CN radial clearance facilitates easy integration into assemblies without preload issues.
- Compact design with a low weight of 12 grams, reducing overall system mass.
- Precision class P0 / ABEC-1 guarantees consistent performance in demanding environments.
Typical applications
The Needle Roller Inner Ring LR7X10X10,5 is widely used in various sectors, providing reliable solutions for complex mechanical systems:
- Automotive industry (gearboxes, transmissions)
- Textile machinery (weaving and spinning machines)
- Printing equipment (rotary and offset printers)
- Industrial automation (conveyor systems, robotic arms)
- Agricultural machinery (tractors, combine harvesters)
Availability and ordering
At Eurobearing.eu, we specialize in providing high-quality mechanical components like the Needle Roller Inner Ring LR7X10X10,5-ECO. This product is readily available for prompt dispatch. For bulk orders or specific requirements, please request a quotation. Add this product to your cart today for seamless integration into your operations.

