Bearing FBSA 204/QFC (SKF)

Angular contact thrust ball bearings for screw drives, cartridge units with a flanged housing, super-precision FBSA 204/QFC

Bearing number : FBSA 204/QFC

Size (mm) : 20x90x77

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 90

Width (mm) : 77

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

H - 90 mm

A - 77 mm

A₁ - 72.74 mm

A₂ - 32 mm

A₃ - 13 mm

d₁ - 26 mm

D₁ - 64 mm

D₂ - 60 mm

D₃ - 36 mm

Basic dynamic load rating - C - 35.9 kN

Basic static load rating - C₀ - 98 kN

Fatigue load limit - P_u - 3.6 kN

Limiting speed, Preload class A - 4750 r/min

Limiting speed for oil lubrication - 2375 mm/min

Preload class A - 2960 N

Preload class B - 5920 N

Frictional moment, Preload class A - 0.1 N·m

Frictional moment, Preload class B - 0.182 N·m

Static Axial rigidity, Preload class A - 1360 N/micron

Static Axial rigidity, Preload class B - 1720 N/micron

Weight - 1.7 kg

Designation

Bore Dia, mm

Outer Dia, mm: