Bearing NK 47/30 (SKF)

Needle roller bearings, with machined rings, without an inner ring NK 47/30

Bearing number : NK 47/30

Size (mm) : 47x57x30

Brand : SKF

Bore Diameter (mm) : 47

Outer Diameter (mm) : 57

Width (mm) : 30

Bearing dimensions and specification in SKF catalogue:

F_w - 47 mm

D - 57 mm

C - 30 mm

r_1,2 - min. - 0.3 mm

D_a - max. - 55 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 41.8 kN

Basic static load rating - C₀ - 98 kN

Fatigue load limit - P_u - 12.5 kN

Reference speed - 8500 r/min

Limiting speed - 10000 r/min

Mass bearing - 0.142 kg

Designation

Bore Dia, mm

Outer Dia, mm: