SKF BSA307C Angular contact thrust ball bearings for screw drives,SKF BSA 307 C Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact thrust ball bearings for screw drives -- Angular contact thrust ball bearings for screw drives, single direction, super-precision -- SKF BSA 307 C

BSA 307 C

Dimensions
d 35mm
D 80mm
H 21mm
d1 50.18mm
d2 58.5mm
D1 58.6mm
D2 68.51mm
r1,2min.1mm
a 66mm
Abutment dimensions
damin.47mm
dbmin.47mm
Damax.72.5mm
Dbmax.72.5mm
ramax.1mm
Calculation data
Basic dynamic load ratingC 57kN
Basic static load ratingC0 146kN
Fatigue load limitPu 5.4kN
Attainable speed for grease lubrication  6700r/min
Attainable speed for oil-air lubrication  9500r/min
Preload class A  4100N
Preload class B  8200N
Frictional moment, preload class A  0.26N·m
Frictional moment, preload class B  0.46N·m
Static axial stiffnes, preload A  1120N/µm
Static axial stiffnes, preload B  1430N/µm
Maximum axial load carrying capacityFamax.65kN
Reference grease quantityGref 4.2cm³
Mass
Mass bearing  0.56kg
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Hot number: 1175252 219-2Z 718/670 ACMB FYJ 80 TF HN 4525 IR 32x40x20 L 327249/210 L 432348/310 NKXR 17 NUH 2336 ECMH SAW 23240 T SHR 17 SILKB 5 F SNW 3124x4.1/4 W 61904-2Z

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