Bantalan NK47/30 AST

Needle Roller Bearings, Precision - Metric Series NK47/30

Nomor bantalan : NK47/30

Ukuran mm : 47x57x30

Merek : AST

Bore Diameter mm : 47

Diameter luar mm : 57

Lebar mm : 30

Bearing dimensi dan spesifikasi dalam katalog merek :

dimensions in mm

Bearing Type - Single Row

Outer Dia D - 57.0000

Lebar B - 30.0000

Dynamic Load Rating Cr - 43,000

Static Load Rating Cor - 94,000

Max Speed Oil X1000 RPM - 9,500

Shaft Fw - 47.000

Weight g - 142.00

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.