Bearing 1312 EKTN9 + H 312 (SKF)

Self-aligning ball bearings 1312 EKTN9 + H 312

Bearing number : 1312 EKTN9 + H 312

Size (mm) : 55x130x47

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 130

Width (mm) : 47

Bearing dimensions and specification in SKF catalogue:

d₁ - 55 mm

D - 130 mm

B₁ - 47 mm

d₃ - 80 mm

D₁ - - 116.7 mm

B - 31 mm

B₄ - 13 mm

r_1,2 - min. - 2.1 mm

d_a - max. - 87 mm

d_b - min. - 65 mm

D_a - max. - 118 mm

B_a - min. - 7 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 58.5 kN

Basic static load rating - C₀ - 22 kN

Fatigue load limit - Pu - 1.1 kN

Reference speed - 9000 r/min

Limiting speed - 6300 r/min

Calculation factor - k_r - 0.04

Calculation factor - e - 0.22

Calculation factor - Y₀ - 2.8

Calculation factor - Y₁ - 2.9

Calculation factor - Y₂ - 4.5

Mass bearing and adapter sleeve - 2.15 kg

Designation

Bore Dia, mm

Outer Dia, mm: