SKF BSA 215 C Angular contact thrust ball bearings for screw drives, single direction, super-precision

SKF BSA 215 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		75	mm
D		130	mm
H		25	mm
d1		91.23	mm
d2		100	mm
D1		100.1	mm
D2		110.73	mm
r1,2	min.	1.5	mm
a		107	mm

Abutment dimensions

da	min.	85	mm
db	min.	85	mm
Da	max.	122	mm
Db	max.	122	mm
ra	max.	1.5	mm

Calculation data

Basic dynamic load rating	C		72	kN
Basic static load rating	C0		245	kN
Fatigue load limit	Pu		9.15	kN
Attainable speed for grease lubrication			4300	r/min
Attainable speed for oil-air lubrication			5000	r/min
Preload class A			6850	N
Preload class B			13700	N
Frictional moment, preload class A			0.65	N·m
Frictional moment, preload class B			1.4	N·m
Static axial stiffnes, preload A			1870	N/µm
Static axial stiffnes, preload B			2380	N/µm
Maximum axial load carrying capacity	Fa	max.	76	kN
Reference grease quantity	Gref		11.1	cm³

Mass

Mass bearing

1.45

kg

<input type="hidden" name="moreInfoUrl" value="">