NTN 1R90X100X30 90mm I.D Needle Roller Bearing Needle Roller Bearing, 100mm O.D

The NTN Needle Roller Bearing with inner ring features an internal diameter (d) of 90 mm, an outer diameter (F) of 100 mm, and a width (B) of 30 mm. Manufactured from high-quality chrome steel, this inner ring is precision-machined to meet DIN 620 standards. It has a minimum fillet radius (rs) of 1 mm and a chamfer length (t) of 2.5 mm, facilitating smooth assembly. Designed without a lubrication hole, it is suitable for applications where external lubrication is not required. This component is classified under precision class P0, ensuring reliable performance in various mechanical systems. The mass of this inner ring is approximately 0.34 kg.

95 mm Min shoulder diameter IR
1 mm Max shaft & housing fillet radius