Bearing H-1988R/H-1922 (NACHI)

Tapered roller bearings H-1988R/H-1922

Bearing number : H-1988R/H-1922

Size (mm) : 28.575x57.150x19.845

Brand : NACHI

Bore Diameter (mm) : 28.575

Outer Diameter (mm) : 57.150

Width (mm) : 19.845

Bearing dimensions and specification in NACHI catalogue:

d - 28.575 mm

D - 57.150 mm

T - 19.845 mm

B - 19.355 mm

C - 15.875 mm

a - 5.9 mm

r1 min. - 3.6 mm

r2 min. - 1.6 mm

Weight - 0,228 Kg

Basic dynamic load rating (C) - 48800 kN

Basic static load rating (C0) - 57100 kN

(Grease) Lubrication Speed - 5800 r/min

(Oil) Lubrication Speed - 8200 r/min

Calculation factor (e) - 0.33

Calculation factor (Y0) - 1.00

Calculation factor (Y1) - 1.82

Designation

Bore Dia, mm

Outer Dia, mm: