HC71910-E-T-P4S-UL FAG Catalog

High speed spindle bearings HC719..-E, adjusted, in pairs or sets, contact angle ? = 25°, with ceramic balls, restricted tolerances

d	Bore diameter	50 mm
D	Outside diameter	72 mm
B	Width	12 mm
Cr	Basic dynamic load rating, radial	9.400 N
C0r	Basic static load rating, radial	5.800 N
Cur	Fatigue load limit, radial	470 N
nG Grease	Limiting speed for grease lubrication	30.000 1/min
nG Oil	Limiting speed for oil lubrication	48.000 1/min
≈m	Weight	124,5 g
da	Diameter shaft shoulder	55 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	67,5 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	0,6 mm
ra1 max	Maximum recess radius	0,15 mm
Etk min	Minimum diameter injection pitch	58,2 mm
Etk max	Maximum diameter injection pitch	59,1 mm
Etk1 min	Minimum diameter injection pitch	56,4 mm
Etk1 max	Maximum diameter injection pitch	59,1 mm
a	Distance between the apexes of the pressure cones	20,2 mm
rmin	Minimum chamfer dimension	0,6 mm
r1 min	Minimum chamfer dimension	0,6 mm
α	Contact angle	25 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	39 N
FV M	Preload force medium	116 N
FV H	Preload force heavy	231 N
KaE L	Lift-off force light	110 N
KaE M	Lift-off force medium	336 N
KaE H	Lift-off force heavy	682 N
ca L	Axial rigidity light	80,9 N/µm
ca M	Axial rigidity medium	119 N/µm
ca H	Axial rigidity heavy	154 N/µm
Contact angle	Contact angle 25°	E
Lubricant		Without
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
Changed internal design		Standard