Bearing NA4920 (INA)

Needle roller bearings NA4920

Bearing number : NA4920

Size (mm) : 100x140x40

Brand : INA

Bore Diameter (mm) : 100

Outer Diameter (mm) : 140

Width (mm) : 40

Bearing dimensions and specification in INA catalogue:

d - 100 mm

D - 140 mm

B - 40 mm

F - 115 mm

r_min - 1,1 mm

s - 2 mm / Axial displacement

m - 1900 g / Weight

C_r - 144000 N / Dynamic load rating (radial)

C_0r - 270000 N / Static load rating (radial)

C_ur - 45500 N / Fatigue limit load, radial

n_G - 4000 1/min / Limiting speed

n_B - 2600 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

Designation

Bore Dia, mm

Outer Dia, mm: