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This needle roller bearing is suitable for suitable for parts of which the radial size is limited. The surface of shaft journal fitted with it is acted directly as rolling surface. It is requested that the surface hardness of shaft journal be no less than HRC60 and the surface roughness Ra value, no more than 0.63μm. This type of bearing does not limited in axial displacement for shaft or shell, high limit speed
Main structural forms:
Bearing code | structural features |
NAO | Single Row Needle roller bearings without ribs and with inner ring |
RNAO | Single Row Needle roller bearings without ribs and inner ring |
NAO | Double Row Needle roller bearings without ribs and with inner ring |
RNAO | Double Row Needle roller bearings without ribs and inner ring |
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