Bearing FR3ZZ (AST)

"R" Series Ball Bearings FR3ZZ

Bearing number : FR3ZZ

Brand : AST

Bore Diameter (mm) : 4,7625

Outer Diameter (mm) : 12,7

Width (mm) : 4,9784

Bearing dimensions and specification in AST catalogue:

(dimensions in inches)

Bearing Type - Flanged Shielded

Bore Dia (d) - 0.1875

Outer Dia (D) - 0.5000

Width (B) - 0.1960

Radius (min) (rs) - 0.002

Flange Dia (Df) - 0.5650

Flange Width (Bf) - 0.042

Dynamic Load Rating (Cr) - 293

Static Load Rating (Cor) - 103

Max Speed (Grease) (X1000 RPM) - 43

Max Speed (Oil) (X1000 RPM) - 53

Max. Shaft Shoulder Dia. Inner (Ui) - 0.3

Min. Housing Shoulder Dia., Outer (Uo) - 0.439

Ball Qty - 7

Ball Dia (Dw) - 0.0937

Weight (g) - 3.24

Precision - A1

Standard Clearance - K25

Material - 52100 Chrome steel (or equivalent)

Also available in Stainless Steel, add prefix "S"

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: