Axial-angular Contact Ball Bearings For Screw Drives BSB4072-2Z-SU-XL
2024-02-29
service content：
semribearing roller beari ese ball bea
Axial-angular Contact Ball Bearings For Screw Drives BSB4072-2Z-SU-XL
Main Dimensions & Performance Data
d:40mm Bore diameter
0 mm Bore diameter upper tolerance
-0.006 mm Bore diameter lower tolerance
D：72mm Outside diameter
0 mm Outside diameter upper tolerance
-0.007 mm Outside diameter lower tolerance
B：15 mm Width
0 mm Width upper tolerance
-0.12 mm Width lower tolerance
Ca ：40,500 N Basic dynamic load rating, axial
C0a ：89,000 N Basic static load rating, axial
Cua ：5,400 N Fatigue load limit, axial
nG Grease：5,400 1/min Limiting speed for grease lubrication
nϑ ：4,700 1/min Thermally safe operating speed
≈m ：0.256 kg Weight
Mounting dimensions
Da ：65 mm Diameter of housing
Da ：H12 Diameter of housing clearance
da ：47mm Diameter shaft
da ：h12 Diameter shaft clearance
Dimensions
rmin ：1 mm Minimum chamfer dimension
r1 min：0.6 mm Minimum chamfer dimension
a ：48.5 mm Distance between the apexes of the pressure cones
α ：60 ° Contact angle
Temperature range
Tmin ：-30 °C Operating temperature min.
Tmax：120 °C Operating temperature max.
