Bearing HK4020-2RS (AST)

Needle Roller Bearings - Metric Series HK4020-2RS

Bearing number : HK4020-2RS

Size (mm) : 40x47x20

Brand : AST

Bore Diameter (mm) : 40

Outer Diameter (mm) : 47

Width (mm) : 20

Bearing dimensions and specification in AST catalogue:

(dimensions in mm)

Bearing Type - Cage Retained Rollers, Two Seals

Outer Dia (D) - 47.0000

Width (B) - 20.0000

Dynamic Load Rating (Cr) - 20,000

Static Load Rating (Cor) - 38,500

Max Speed (Grease) (X1000 RPM) - 4,500

Shaft (Fw) - 40.000

Weight (g) - 48.00

Material - Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent

Some sizes are available with a closed end.

The bearing must be used with a hardened inner ring, or a hardened shaft.

Designation

Bore Dia, mm

Outer Dia, mm: