HCB7212-C-T-P4S-UL FAG Catalog

Spindle bearings HCB72..-C, adjusted, in pairs or sets, contact angle ? = 15°, with ceramic balls, restricted tolerances

d	Bore diameter	60 mm
D	Outside diameter	110 mm
B	Width	22 mm
Cr	Basic dynamic load rating, radial	56.000 N
C0r	Basic static load rating, radial	29.500 N
Cur	Fatigue load limit, radial	2.390 N
nG Grease	Limiting speed for grease lubrication	16.000 1/min
nG Oil	Limiting speed for oil lubrication	26.000 1/min
≈m	Weight	0,673 kg
da	Diameter shaft shoulder	69,5 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	101,5 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	77 mm
Etk max	Maximum diameter injection pitch	81,9 mm
Etk1 min	Minimum diameter injection pitch	77 mm
Etk1 max	Maximum diameter injection pitch	81,9 mm
a	Distance between the apexes of the pressure cones	22,5 mm
rmin	Minimum chamfer dimension	1,5 mm
r1 min	Minimum chamfer dimension	1,5 mm
α	Contact angle	15 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	163 N
FV M	Preload force medium	557 N
FV H	Preload force heavy	1.149 N
KaE L	Lift-off force light	488 N
KaE M	Lift-off force medium	1.767 N
KaE H	Lift-off force heavy	3.852 N
ca L	Axial rigidity light	60,9 N/µm
ca M	Axial rigidity medium	102 N/µm
ca H	Axial rigidity heavy	143 N/µm
Contact angle	Contact angle 15°	C
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