Bearing R20ZZ (AST)

"R" Series Ball Bearings R20ZZ

Bearing number : R20ZZ

Brand : AST

Bore Diameter (mm) : 31,75

Outer Diameter (mm) : 57,15

Width (mm) : 12,7

Bearing dimensions and specification in AST catalogue:

(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 1.2500

Outer Dia (D) - 2.2500

Width (B) - 0.5000

Radius (min) (rs) - 0.031

Dynamic Load Rating (Cr) - 3,695

Static Load Rating (Cor) - 1,986

Ball Qty - 12

Ball Dia (Dw) - 0.2813

Weight (g) - 102.00

Precision - A1

Standard Clearance - C0

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: