Bearing 4T-30211 (NTN)

Tapered roller bearings 4T-30211

Bearing number : 4T-30211

Size (mm) : 55x100x22.75

Brand : NTN

Bore Diameter (mm) : 55

Outer Diameter (mm) : 100

Width (mm) : 22,75

Bearing dimensions and specification in NTN catalogue:

d - 55 mm

D - 100 mm

T - 22,75 mm

B - 21 mm

C - 18 mm

ra1 max. - 1,5 mm

a - 21 mm

r min. - 2 mm

r1 min. - 1,5 mm

da min. - 65 mm

Da min - 88 mm

Da max. - 91,5 mm

db max. - 64 mm

Db min. - 94 mm

ra max. - 2 mm

Sa - 4 mm

Sb - 4,5 mm

Weight - 0,74 Kg

Basic dynamic load rating (C) - 93 kN

Basic static load rating (C0) - 111 kN

(Grease) Lubrication Speed - 3 600 r/min

(Oil) Lubrication Speed - 4 900 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,81

Calculation factor (Y2) - 1,48

Designation

Bore Dia, mm

Outer Dia, mm: