Bearing 30305 J2 (SKF)

Tapered roller bearings, single row 30305 J2

Bearing number : 30305 J2

Size (mm) : 25x62x18,25

Brand : SKF

Bore Diameter (mm) : 25

Outer Diameter (mm) : 62

Width (mm) : 18,25

Bearing dimensions and specification in SKF catalogue:

d - 25 mm

D - 62 mm

T - 18.25 mm

d₁ - - 41.5 mm

B - 17 mm

C - 15 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1.5 mm

a - 12.779 mm

d_a - max. - 34 mm

d_b - min. - 32 mm

D_a - min. - 54 mm

D_a - max. - 55 mm

D_b - min. - 57 mm

C_a - min. - 2 mm

C_b - min. - 3 mm

r_a - max. - 1.5 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 44.6 kN

Basic static load rating - C₀ - 43 kN

Fatigue load limit - P_u - 4.8 kN

Reference speed - 9000 r/min

Limiting speed - 12000 r/min

Calculation factor - e - 0.3

Calculation factor - Y - 2

Calculation factor - Y₀ - 1.1

Mass bearing - 0.258 kg

Designation

Bore Dia, mm

Outer Dia, mm: