Bearing 2788/2720 (NACHI)

Tapered roller bearings 2788/2720

Bearing number : 2788/2720

Size (mm) : 38.100x76.200x23.812

Brand : NACHI

Bore Diameter (mm) : 38.100

Outer Diameter (mm) : 76.200

Width (mm) : 23.812

Bearing dimensions and specification in NACHI catalogue:

d - 38.100 mm

D - 76.200 mm

T - 23.812 mm

B - 25.654 mm

C - 19.050 mm

a - 8.0 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 0,495 Kg

Basic dynamic load rating (C) - 68000 kN

Basic static load rating (C0) - 81000 kN

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 6700 r/min

Calculation factor (e) - 0.30

Calculation factor (Y0) - 1.1

Calculation factor (Y1) - 2.0

Designation

Bore Dia, mm

Outer Dia, mm: