Bearing 7948DB (NTN)

Angular contact ball bearings 7948DB

Bearing number : 7948DB

Size (mm) : 240x320x38

Brand : NTN

Bore Diameter (mm) : 240

Outer Diameter (mm) : 320

Width (mm) : 38

Bearing dimensions and specification in NTN catalogue:

d - 240 mm

D - 320 mm

B - 38 mm

C - 38 mm

ra1 max. - 1 mm

Angle (α) - 25 °

a - 100 mm

r min. - 2,1 mm

r1 min. - 1,1 mm

2B - 76 mm

da min. - 252 mm

ra max. - 2 mm

Db max - 313 mm

Weight - 16,68 Kg

Basic dynamic load rating (C) - 315 kN

Basic static load rating (C0) - 510 kN

(Grease) Lubrication Speed - 1 500 r/min

(Oil) Lubrication Speed - 1 900 r/min

Designation

Bore Dia, mm

Outer Dia, mm: