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Koyo Bearing NA4908A.2RS Double Sealed, Solid Race Needle Roller Bearing, 40 mm Inner Diameter x 62 mm Outer Diameter x 23 mm Width Double Sealed, Solid Race Needle Roller Bearing, 40 mm Inner Diameter x 62 mm Outer Diameter x 23 mm Width, High Carbon Chrome Steel, Riveted Steel Cage, Round Bore
MODEL NA4908A.2RS
$121.16 Each
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Bearing Design
Removable Inner Ring Straight
I.D.
40 mm
Inner Ring O.D.
48 mm
Limiting Speed - Oil
3400 rpm
O.D.
62 mm
Oil Hole
w/Oil Hole
Origin
Needle Radial
Precision Ground
Yes
Self Aligning
No
Width
23 mm
- Best used for high radial load applications
- Made from premium high carbon high chromium Japanese steel
- Available with no inner ring (NK NKS RNAO RNA2200 RNA48 RNA49 series)
- Available with inner ring (NA48 NA49 NA69 NAO NKJ NKJS series)
- Available as a double row with inner ring (NA69 series)
- Available as a double row without inner ring (RNA69 series)
- A steel cage is standard .TN calls out a polymer cage
- Available with two seals (.2RS) in the RNA4900
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