Home » Bearings Catalog » Ball Bearings » Miniature & Instrument Series, Stainless Steel - Inch and Metric » Inch Series » SFRW1-4ZZ


Category: Inch Series

  1. Also available in 52100 Chrome Steel
  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 with Extended Inner
Bore Dia (d) 0.0781
Outer Dia (D) 0.2500
Outer Width (Bo) 0.1406
Inner Width (Bi) 0.1718
Radius (min) (rs) 0.004
Flange Dia (Df) 0.2960
Flange Width (Bf) 0.031
Dynamic Load Rating (Cr) 54
Static Load Rating (Cor) 17
Max Speed (Grease) (X1000 RPM) 67
Max Speed (Oil) (X1000 RPM) 80
Max. Shaft Shoulder Dia. Inner (Ui) 0.2
Min. Housing Shoulder Dia., Outer (Uo) 0.226
Ball Qty 7
Ball Dia (Dw) 0.0394
Weight (g) 0.61
Precision A1
Standard Clearance K25
Material Martensitic Stainless Steel
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.