IR45x55x20-IS1-XL INA Needle Roller Bearing Inner Ring 45x55x20mm Closed D: Outside dia: 5 inch

D: Outside dia: 5 inch

Limiting speed grease: 40 000

Pitch length: 1633mm

solid bush

Fatigue load limit Pu: 4kN

IR45x55x20-IS1-XL INA Needle Roller Bearing Inner Ring 45x55x20mm Closed D: Outside dia: 5 inchThe inner ring for needle roller bearings serves as an integral component within the intricate machinery of precision bearings. Crafted with meticulous attention to detail, this inner ring is designed to accommodate needle rollers, facilitating smooth and efficient rotation within the bearing assembly. Precision ground and hardened, the inner ring provides a robust foundation for the needle rollers, ensuring optimal load distribution and minimal