Bearing SFR1-4ZZ (AST)

Ball Bearings Miniature - Instrument Series, Stainless Steel - Inch Series SFR1-4ZZ

Bearing number : SFR1-4ZZ

Brand : AST

Bore Diameter (mm) : 1,98374

Outer Diameter (mm) : 6,35

Width (mm) : 3,57124

Bearing dimensions and specification in AST catalogue:

(dimensions in inches)

Bearing Type - Flanged Shielded

Bore Dia (d) - 0.0781

Outer Dia (D) - 0.2500

Width (B) - 0.1406

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

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

Tags : AST

Designation

Bore Dia, mm

Outer Dia, mm: