IR50x55x20-IS1-XL INA Needle Roller Bearing Inner Ring 50x55x20mm Shields D a max 343 mm

D a max 343 mm Maximum diameter of housing shoulder

Stud: Steel 230M07PB zinc plated and clear trivalent passivate

D1 25 mm Shoulder diameter of outer ring (largeside face)

Width B: 53

IR50x55x20-IS1-XL INA Needle Roller Bearing Inner Ring 50x55x20mm Shields D a max 343 mmThe 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