Bearing RNA4872 (INA)

Needle roller bearings RNA4872

Bearing number : RNA4872

Size (mm) : 390x440x80

Brand : INA

Bore Diameter (mm) : 390

Outer Diameter (mm) : 440

Width (mm) : 80

Bearing dimensions and specification in INA catalogue:

F_w - 390 mm

D - 440 mm

C - 80 mm

r_min - 2,1 mm

m - 14800 g / Weight

C_r - 740000 N / Dynamic load rating (radial)

C_0r - 2020000 N / Static load rating (radial)

C_ur - 255000 N / Fatigue limit load, radial

n_G - 1210 1/min / Limiting speed

n_B - 580 1/min / Reference speed

dimension series 48, to DIN 617/ISO 1206

Designation

Bore Dia, mm

Outer Dia, mm: