Description: Needle roller bearings consist of a machined and ground channel-shaped outer ring with a component of needle rollers retained and guided by a cage. The high-strength cage retains and guides the rollers. An optional groove and hole in the outer ring facilitate relubrication. These bearings can be used with or without a machined or ground inner ring, depending on the suitability of the shaft as a raceway surface.Applications: Gear pumps, sheaves, automotives transmissions and two-cycle engines.
Types: With integral internal outer ring flanges - NK/NKI/NKS/NKIS/NA49/RNA49/NA69/RNA69, without flanges - NAO/RNAO
Sizes: 5 mm - 175 mm bore (0.19685 in. - 6.88976 in. bore).
Marking and Packing: Neutral marking and industrial packing or according to the requirements of customers.
Place of Origin: China.
