HCB7211-E-T-P4S-UL FAG Catalog

Spindle bearings HCB72..-E, adjusted, in pairs or sets, contact angle ? = 25°, with ceramic balls, restricted tolerances

d	Bore diameter	55 mm
D	Outside diameter	100 mm
B	Width	21 mm
Cr	Basic dynamic load rating, radial	45.000 N
C0r	Basic static load rating, radial	24.000 N
Cur	Fatigue load limit, radial	1.930 N
nG Grease	Limiting speed for grease lubrication	15.000 1/min
nG Oil	Limiting speed for oil lubrication	24.000 1/min
≈m	Weight	0,534 kg
da	Diameter shaft shoulder	63 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	92 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	1,5 mm
ra1 max	Maximum recess radius	0,6 mm
Etk min	Minimum diameter injection pitch	69,9 mm
Etk max	Maximum diameter injection pitch	74,3 mm
Etk1 min	Minimum diameter injection pitch	69,9 mm
Etk1 max	Maximum diameter injection pitch	74,3 mm
a	Distance between the apexes of the pressure cones	28,6 mm
rmin	Minimum chamfer dimension	1,5 mm
r1 min	Minimum chamfer dimension	1,5 mm
α	Contact angle	25 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	180 N
FV M	Preload force medium	709 N
FV H	Preload force heavy	1.540 N
KaE L	Lift-off force light	518 N
KaE M	Lift-off force medium	2.088 N
KaE H	Lift-off force heavy	4.646 N
ca L	Axial rigidity light	134 N/µm
ca M	Axial rigidity medium	220 N/µm
ca H	Axial rigidity heavy	297 N/µm
Contact angle	Contact angle 25°	E
Sealing		Without
Outer shape		Standard
Cage	Laminated fabric cage	T
Tolerance class	tolerance class P4S, FAG standard better than P4 to DIN 620	P4S
Arrangement bearing set	Single bearing	U
Preload	preload light	L