Bearing NA4860 (INA)

Needle roller bearings NA4860

Bearing number : NA4860

Size (mm) : 300x380x80

Brand : INA

Bore Diameter (mm) : 300

Outer Diameter (mm) : 380

Width (mm) : 80

Bearing dimensions and specification in INA catalogue:

d - 300 mm

D - 380 mm

B - 80 mm

F - 330 mm

r_min - 2,1 mm

s - 2 mm / Axial displacement

m - 21800 g / Weight

C_r - 700000 N / Dynamic load rating (radial)

C_0r - 1770000 N / Static load rating (radial)

C_ur - 235000 N / Fatigue limit load, radial

n_G - 1420 1/min / Limiting speed

n_B - 730 1/min / Reference speed

dimension series 48, to DIN 617/ISO 1206

Designation

Bore Dia, mm

Outer Dia, mm: