Bearing QJ 1276 N2MA (SKF)

Angular contact ball bearings, four-point contact ball bearings QJ 1276 N2MA

Bearing number : QJ 1276 N2MA

Size (mm) : 380x680x132

Brand : SKF

Bore Diameter (mm) : 380

Outer Diameter (mm) : 680

Width (mm) : 132

Bearing dimensions and specification in SKF catalogue:

d - 380 mm

D - 680 mm

B - 132 mm

d₁ - - 494 mm

D₁ - - 566 mm

a - 530 mm

h - 20.5 mm

b - 25 mm

r₀ - 3 mm

r_1,2 - min. - 6 mm

d_a - min. - 408 mm

D_a - max. - 652 mm

r_a - max. - 5 mm

Basic dynamic load rating - C - 1170 kN

Basic static load rating - C₀ - 2850 kN

Fatigue load limit - P_u - 52 kN

Reference speed - 900 r/min

Limiting speed - 1400 r/min

Calculation factor - k_a - 0.9

Calculation factor - e - 1.34

Calculation factor - X - 0.54

Calculation factor - Y₀ - 0.44

Calculation factor - Y₁ - 0.47

Calculation factor - Y₂ - 0.81

Mass bearing - 220 kg

Designation

Bore Dia, mm

Outer Dia, mm: