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Koyo Bearing NK47/30A Open Type, Solid Race Needle Roller Bearing, 47 mm Inner Diameter x 57 mm Outer Diameter x 30 mm Width Open Type, Solid Race Needle Roller Bearing, 47 mm Inner Diameter x 57 mm Outer Diameter x 30 mm Width, High Carbon Chrome Steel, Riveted Steel Cage, Round Bore
MODEL NK47/30A
$77.32 Each
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Bearing Design
Outer Ring & Roller Assembly
I.D.
47 mm
O.D.
57 mm
Oil Hole
w/Oil Hole
Precision Ground
Yes
Self Aligning
No
Width
30 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