Bearing 30221 (NACHI)

Tapered roller bearings 30221

Bearing number : 30221

Size (mm) : 105x190x39

Brand : NACHI

Bore Diameter (mm) : 105

Outer Diameter (mm) : 190

Width (mm) : 39

Bearing dimensions and specification in NACHI catalogue:

d - 105 mm

D - 190 mm

T - 39 mm

B - 36 mm

C - 30 mm

a - 2 mm

r1 min. - 3 mm

r2 min. - 2.5 mm

Weight - 4.15 Kg

Basic dynamic load rating (C) - 247000 kN

Basic static load rating (C0) - 310000 kN

(Grease) Lubrication Speed - 1900 r/min

(Oil) Lubrication Speed - 2600 r/min

Calculation factor (e) - 0.42

Calculation factor (Y0) - 0.79

Calculation factor (Y1) - 1.44

Designation

Bore Dia, mm

Outer Dia, mm: