Bearing NA4910 (INA)

Needle roller bearings NA4910

Bearing number : NA4910

Size (mm) : 50x72x22

Brand : INA

Bore Diameter (mm) : 50

Outer Diameter (mm) : 72

Width (mm) : 22

Bearing dimensions and specification in INA catalogue:

d - 50 mm

D - 72 mm

B - 22 mm

F - 58 mm

r_min - 0,6 mm

s - 1 mm / Axial displacement

m - 274 g / Weight

C_r - 53000 N / Dynamic load rating (radial)

C_0r - 80000 N / Static load rating (radial)

C_ur - 13800 N / Fatigue limit load, radial

n_G - 7800 1/min / Limiting speed

n_B - 4350 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

Designation

Bore Dia, mm

Outer Dia, mm: