Bearing NK12/16 (AST)

Needle Roller Bearings, Precision - Metric Series NK12/16

Bearing number : NK12/16

Size (mm) : 12x19x16

Brand : AST

Bore Diameter (mm) : 12

Outer Diameter (mm) : 19

Width (mm) : 16

Bearing dimensions and specification in AST catalogue:

(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 19.0000

Width (B) - 16.0000

Dynamic Load Rating (Cr) - 9,000

Static Load Rating (Cor) - 11,000

Max Speed (Oil) (X1000 RPM) - 25,000

Shaft (Fw) - 12.000

Weight (g) - 15.90

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: