Standard Duty

The NA4920 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has an oil groove and an oil hole. Bearings...

The NA4920UU is a Standard Duty, Single Row Machined Needle Roller Bearing with an Inner Ring and 2 Rubber Seals. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has an oil groove and an oil hole...