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Koyo Bearing
STO12ZZ
Double Shielded, Yoke Type, Crowned Outer Diameter, Track Roller, 12 mm Inner Diameter x 32 mm Outer Diameter x 16 mm Width, 52100 Steel, Window Steel Cage, Round Bore
MODEL STO12ZZ
$77.74 Each
Prices are subject to change
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Bearing Type
Needle Bearing
I.D.
12 mm
Inch/Metric
Metric
Inside Diameter Tolerance [MAX]
12 mm
Inside Diameter Tolerance [MIN]
11.992 mm
Material
Steel
Overall Width
12 mm
Overall Width Tolerance [MAX]
12 mm
Overall Width Tolerance [MIN]
11.88 mm
Roller Dia.
32 mm
Roller Type
Crowned
Roller Width
11.8 mm
- Best used for high radial loads and where the bearing rolling motion occurs on the outer diameter surface
- Made from premium high carbon high chromium steel
- Uses a full complement of greased rollers that offer maximum radial load capacity
- Available with a crowned outside diameter (YCRSC inch series) and seals (YCRS inch series) for the inch product
- Available with a standard crowned outside diameter (without the .DZ) shields ("ZZ" for STO RSTO and NUTR series) or seals (.2RS for NA2200 series) for the metric product
- RSTO metric series requires a hardened and machined shaft/stud no inner ring included
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