Ball Bearings-Miniature Ball Bearings-Miniature ball bearings, CHROME STEEL AISI52100, INCH sizes - R12

Bearing Type Ball
For Load Direction Radial
Construction Single Row
Seal Type Open
Part Number R12
For Shaft Diameter 0.75"
Bore Dia (d) 0.75" | 19.05 mm 
Bore Dia Tolerance -0.01mm to 0 
For Housing ID 1.625"
Outer Dia (D) 1.625" | 41.275 mm 
Outer Dia Tolerance -0.011mm to 0 
Width (B) 0.3125" | 7.938 mm 
Width Tolerance -0.120mm to 0 
Ring Material 52100 Chrome steel
Ball Material 52100 Chrome steel
Cage Material 300 Series Stainless Steel
Dynamic Load Rating (Cr) (lbs) 2477
Static Load Rating (Cor) (lbs) 1177
Max Speed (Grease) (X1000 RPM) 17
Max Speed (Oil) (X1000 RPM)  21
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Trade No. C0
Radial Clearance 0.006mm to 0.020mm 
RoHS Compliant
Ball Qty 9
Ball Dia 0.25
Weight (grams) 53.1
Original r12 miniature bearing 3 4x1 5 8x5 16 0 75x1 625x0 3125 inch   cli bearings co ltd nw
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