Bearing NK120/40 (AST)

Needle Roller Bearings, Precision - Metric Series NK120/40

Bearing number : NK120/40

Size (mm) : 120x140x40

Brand : AST

Bore Diameter (mm) : 120

Outer Diameter (mm) : 140

Width (mm) : 40

Bearing dimensions and specification in AST catalogue:

(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 140.0000

Width (B) - 40.0000

Dynamic Load Rating (Cr) - 113,000

Static Load Rating (Cor) - 275,000

Max Speed (Oil) (X1000 RPM) - 3,800

Shaft (Fw) - 120.000

Weight (g) - 910.00

Material - 52100 Chrome steel, or equivalent

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

Some sizes are available with either a single seal or two seals.

Designation

Bore Dia, mm

Outer Dia, mm: