NTN 1R55X63X45 55mm I.D Needle Roller Bearing Needle Roller Bearing, 63mm O.D

The NTN Needle Roller Bearing with inner ring, featuring an internal diameter of 55 mm and a bearing/inner ring width of 45 mm. It has an under roller diameter of 63 mm, a minimum fillet radius of 1 mm, and an inner ring chamfer length of 2.2 mm. This bearing does not include a lubrication hole on the inner ring and is manufactured to precision class P0 standards. With a mass of 0.256 kg, it is designed for robust and precise performance in demanding mechanical applications.

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