SKF BSA 201 C Angular contact thrust ball bearings for screw drives, single direction, super-precision

SKF BSA 201 C Angular contact thrust ball bearings for screw drives, single direction, super-precision
Angular contact thrust ball bearings for screw drives, single direction, super-precision

Tolerances: table, Chamfer dimensionsBearing preloadDesign considerations: shafts, housingsSpeed dependent initial grease fill → Initial grease fill

d		12	mm
D		32	mm
H		10	mm
d1		17.86	mm
d2		22	mm
D1		22.1	mm
D2		26.61	mm
r1,2	min.	0.6	mm
a		26	mm

Abutment dimensions

da	min.	17	mm
db	min.	17	mm
Da	max.	29	mm
Db	max.	29	mm
ra	max.	0.6	mm

Calculation data

Basic dynamic load rating	C		11.8	kN
Basic static load rating	C0		21.2	kN
Fatigue load limit	Pu		0.8	kN
Attainable speed for grease lubrication			14000	r/min
Attainable speed for oil-air lubrication			17000	r/min
Preload class A			650	N
Preload class B			1300	N
Frictional moment, preload class A			0.016	N·m
Frictional moment, preload class B			0.028	N·m
Static axial stiffnes, preload A			400	N/µm
Static axial stiffnes, preload B			510	N/µm
Maximum axial load carrying capacity	Fa	max.	6.25	kN
Reference grease quantity	Gref		0.4	cm³

Mass

Mass bearing

0.043

kg

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