NA4903UU bearing is Precision Machined Needle Roller Bearing with Inner Ring in complete Set, bearing has rubber seals on each side of the bearing and lubrication groove with hole.
Sizes: ID 17mm x OD 30mm x L 13mm
Match#: NA4903-2RSR, NA4903-2RS, NA4903LL, NA4903-UU, NA4903TT, NA4903RS
|Boundary Dimensions in mm||Basic Dynamic Load||Basic Static Load||
NA4903UU Needle roller bearings with machined rings made of bearing steel have a low sectional height and a high load carrying capacity. The NA4903UU bearings can be used with or without an inner ring. Needle roller bearings RNA4903UU without an inner ring will require the shaft to be hardened, ground and polished.
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