Bearing SR144 (AST)

Ball Bearings Miniature - Instrument Series, Stainless Steel - Inch Series SR144

Bearing number : SR144

Brand : AST

Bore Diameter (mm) : 3,175

Outer Diameter (mm) : 6,35

Width (mm) : 2,38

Bearing dimensions and specification in AST catalogue:

(dimensions in inches)

Bearing Type - Open

Bore Dia (d) - 0.1250

Outer Dia (D) - 0.2500

Width (B) - 0.0937

Radius (min) (rs) - 0.004

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 (Li) - 0.2

Min. Housing Shoulder Dia., Outer (Lo) - 0.2

Ball Qty - 7

Ball Dia (Dw) - 0.0394

Weight (g) - 0.27

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.

Tags : AST

Designation

Bore Dia, mm

Outer Dia, mm: