Bearing BTM 80 ATN9/P4CDB (SKF)

Angular contact thrust ball bearings, double direction, super-precision BTM 80 ATN9/P4CDB

Bearing number : BTM 80 ATN9/P4CDB

Size (mm) : 80x125x40.5

Brand : SKF

Bore Diameter (mm) : 80

Outer Diameter (mm) : 125

Width (mm) : 40,5

Bearing dimensions and specification in SKF catalogue:

d - 80 mm

D - 125 mm

H - 40.5 mm

d₁ - 100.8 mm

D₁ - 113.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

d_a - min. - 86 mm

D_a - max. - 121 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 97.9 mm

Basic dynamic load rating - C - 33.5 kN

Basic static load rating - C₀ - 73.5 kN

Fatigue load limit - P_u - 3.1 kN

Limiting speed for grease lubrication - 7600 r/min

Limiting speed for oil lubrication - 9700 mm/min

Preload class A - 300 N

Preload class B - 900 N

Static Axial rigidity, Preload class A - 252 N/micron

Static Axial rigidity, Preload class B - 380 N/micron

G_ref - 16 cm

Mass bearing - 1.75 kg

Designation

Bore Dia, mm

Outer Dia, mm: