Detailed description
Item: NA4900 needle roller bearing
Type:
Material: Chrome Steel Gcr15
Size:10*22*13mm
ID (inner diameter) bore:10mm
OD (outer diameter):22mm
Width/Heigh/Thickness:13mm
NA4900 needle roller bearing
NA4900 needle roller bearing is mainly applied on high speed, high precision and little axial load occasions, such as airplane engine main shaft, machine tool main shaft and main shafts of other high speed precision machine. It can also be applied on high frequency motor, steam turbine, oil pump, air compressor and printing machine etc. It is one of the bearings most widely used







