Bearing 30209 J2/Q (SKF)

Tapered roller bearings, single row 30209 J2/Q

Bearing number : 30209 J2/Q

Size (mm) : 45x85x20,75

Brand : SKF

Bore Diameter (mm) : 45

Outer Diameter (mm) : 85

Width (mm) : 20,75

Bearing dimensions and specification in SKF catalogue:

d - 45 mm

D - 85 mm

T - 20.75 mm

d₁ - - 63.1 mm

B - 19 mm

C - 16 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1.5 mm

a - 18 mm

d_a - max. - 54 mm

d_b - min. - 52 mm

D_a - min. - 74 mm

D_a - max. - 78 mm

D_b - min. - 80 mm

C_a - min. - 3 mm

C_b - min. - 4.5 mm

r_a - max. - 1.5 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 66 kN

Basic static load rating - C₀ - 76.5 kN

Fatigue load limit - P_u - 8.6 kN

Reference speed - 6000 r/min

Limiting speed - 8000 r/min

Calculation factor - e - 0.4

Calculation factor - Y - 1.5

Calculation factor - Y₀ - 0.8

Mass bearing - 0.474 kg

Designation

Bore Dia, mm

Outer Dia, mm: