Bearing 4T-30307 (NTN)

Tapered roller bearings 4T-30307

Bearing number : 4T-30307

Size (mm) : 35x80x22.75

Brand : NTN

Bore Diameter (mm) : 35

Outer Diameter (mm) : 80

Width (mm) : 22,75

Bearing dimensions and specification in NTN catalogue:

d - 35 mm

D - 80 mm

T - 22,75 mm

B - 21 mm

C - 18 mm

ra1 max. - 1,5 mm

a - 17 mm

r min. - 2 mm

r1 min. - 1,5 mm

da min. - 45 mm

Da min - 70 mm

Da max. - 71,5 mm

db max. - 45 mm

Db min. - 74 mm

ra max. - 2 mm

Sa - 3 mm

Sb - 4,5 mm

Weight - 0,54 Kg

Basic dynamic load rating (C) - 75 kN

Basic static load rating (C0) - 77 kN

(Grease) Lubrication Speed - 5 000 r/min

(Oil) Lubrication Speed - 6 600 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,05

Calculation factor (Y2) - 1,9

Designation

Bore Dia, mm

Outer Dia, mm: