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R20ZZ Deep Groove Ball Bearings
Dimensions: Bore (Inner) Diameter: 1.25"； Outer Diameter: 2.25"； Width (Thickness): 0.5";

R20ZZ
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Product Attributes
Bearing Type Ball
For Load Direction Radial
Construction Single Row
Seal Type Shielded
Part Number R20ZZ
For Shaft Diameter 1.25"
Bore Dia (d) 1.25" | 31.75 mm
Bore Dia Tolerance -0.012mm to 0
For Housing ID 2.25"
Outer Dia (D) 2.25" | 57.15 mm
Outer Dia Tolerance -0.013mm to 0
Width (B) 0.5" | 12.7 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) 3695
Static Load Rating (Cor) (lbs) 1986
Max Speed (Grease) (X1000 RPM) 7
Max Speed (Oil) (X1000 RPM)  9
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 12
Ball Dia 0.2813
Weight (grams) 102
R20ZZ
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