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Category: "R" Series Ball Bearings

  1. Also available in Stainless Steel, add prefix "S"
  2. ABEC Grades 1, 3, 5, 7, and 9 are available.
  3. Two metal shields = (ZZ), also available with a single metal shield = (Z).
Attributes Values
Bearing Type Flanged Shielded
Bore Dia (d) 0.5000
Outer Dia (D) 1.1250
Width (B) 0.3125
Radius (min) (rs) 0.016
Flange Dia (Df) 1.2252
Flange Width (Bf) 0.062
Dynamic Load Rating (Cr) 1,149
Static Load Rating (Cor) 511
Max Speed (Grease) (X1000 RPM) 27
Max Speed (Oil) (X1000 RPM) 32
Max. Shaft Shoulder Dia. Inner (Ui) 0.6
Min. Housing Shoulder Dia., Outer (Uo) 0.990
Ball Qty 8
Ball Dia (Dw) 0.1875
Weight (g) 25.60
Precision A1
Standard Clearance C0
Material 52100 Chrome steel (or equivalent)
Additional Information
Closures and Seals
Cages and Retainers
Tolerances and Precision
Internal Clearance
Fitting and Mounting
Load and Life Calculation Information
eDrawings file (.ePRT, eASM)
The information in AST Bearings herein is provided for informational purposes only. This information should not be relied upon for design, development or other purposes.
Contact AST Bearings for the most current product information as it applies to you and for your product information.