HCB7215-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	75 mm
D	Outside diameter	130 mm
B	Width	25 mm
Cr	Basic dynamic load rating, radial	70.000 N
C0r	Basic static load rating, radial	40.500 N
Cur	Fatigue load limit, radial	3.250 N
nG Grease	Limiting speed for grease lubrication	12.000 1/min
nG Oil	Limiting speed for oil lubrication	19.000 1/min
≈m	Weight	1,025 kg
da	Diameter shaft shoulder	85 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	120 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	93 mm
Etk max	Maximum diameter injection pitch	98,5 mm
Etk1 min	Minimum diameter injection pitch	93 mm
Etk1 max	Maximum diameter injection pitch	98,5 mm
a	Distance between the apexes of the pressure cones	36,4 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	308 N
FV M	Preload force medium	1.149 N
FV H	Preload force heavy	2.459 N
KaE L	Lift-off force light	887 N
KaE M	Lift-off force medium	3.383 N
KaE H	Lift-off force heavy	7.409 N
ca L	Axial rigidity light	180 N/µm
ca M	Axial rigidity medium	290 N/µm
ca H	Axial rigidity heavy	388 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