Bearing 30244 J2 (SKF)

Tapered roller bearings, single row 30244 J2

Bearing number : 30244 J2

Size (mm) : 220x400x72

Brand : SKF

Bore Diameter (mm) : 220

Outer Diameter (mm) : 400

Width (mm) : 72

Bearing dimensions and specification in SKF catalogue:

d - 220 mm

D - 400 mm

T - 72 mm

d₁ - - 295.99 mm

B - 65 mm

C - 54 mm

r_1,2 - min. - 5 mm

r_3,4 - min. - 4 mm

a - 74 mm

d_a - max. - 259 mm

d_b - min. - 240.5 mm

D_a - min. - 348 mm

D_a - max. - 382.5 mm

D_b - min. - 371 mm

C_a - min. - 10 mm

C_b - min. - 18 mm

r_a - max. - 4 mm

r_b - max. - 3 mm

Basic dynamic load rating - C - 990 kN

Basic static load rating - C₀ - 1400 kN

Fatigue load limit - P_u - 127 kN

Reference speed - 1200 r/min

Limiting speed - 1600 r/min

Calculation factor - e - 0.43

Calculation factor - Y - 1.4

Calculation factor - Y₀ - 0.8

Mass bearing - 34.415 kg

Designation

Bore Dia, mm

Outer Dia, mm: