Bearing R12ZZ (AST)

"R" Series Ball Bearings R12ZZ

Bearing number : R12ZZ

Brand : AST

Bore Diameter (mm) : 19,05

Outer Diameter (mm) : 41,275

Width (mm) : 11,1125

Bearing dimensions and specification in AST catalogue:

(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.7500

Outer Dia (D) - 1.6250

Width (B) - 0.4375

Radius (min) (rs) - 0.031

Dynamic Load Rating (Cr) - 2,477

Static Load Rating (Cor) - 1,177

Max Speed (Grease) (X1000 RPM) - 17

Max Speed (Oil) (X1000 RPM) - 21

Max. Shaft Shoulder Dia. Inner (Ui) - 1.1

Min. Housing Shoulder Dia., Outer (Uo) - 1.474

Ball Qty - 9

Ball Dia (Dw) - 0.2500

Weight (g) - 69.30

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: