Ball Bearings-Miniature Ball Bearings-Miniature ball bearings, CHROME STEEL AISI52100, INCH sizes - R1212ZZ

Bearing Type Ball
For Load Direction Radial
Construction Single Row
Seal Type Shielded 
Part Number R1212 ZZ
For Shaft Diameter 12.700mm | 0.5"
Bore Dia (d) 12.700mm | 0.5"
Bore Dia Tolerance -0.008mm to 0 
For Housing ID 19.050mm | 0.75"
Outer Dia (D) 19.050mm | 0.75"
Outer Dia Tolerance -0.009mm to 0 
Width (B) 3.967mm | 0.1562"
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) (Newtons) 919
Static Load Rating (Cor) (Newtons) 537
Max Speed (Grease) (X1000 RPM) 12
Max Speed (Oil) (X1000 RPM) 2 14
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Trade No. C0
Radial Clearance 0.003mm to 0.018mm 
RoHS Compliant
Weight (grams) 3.26
Original r1212zz miniature bearing 1 2x3 4x5 32 0 5 x 0 75 x 0 1562 inch   cli bearings co ltd nw
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