HC71908-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	40 mm
D	Outside diameter	62 mm
B	Width	12 mm
Cr	Basic dynamic load rating, radial	6.400 N
C0r	Basic static load rating, radial	3.900 N
Cur	Fatigue load limit, radial	315 N
nG Grease	Limiting speed for grease lubrication	36.000 1/min
nG Oil	Limiting speed for oil lubrication	56.000 1/min
≈m	Weight	115 g
da	Diameter shaft shoulder	45 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	58,5 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	48,6 mm
Etk max	Maximum diameter injection pitch	49,3 mm
Etk1 min	Minimum diameter injection pitch	47,2 mm
Etk1 max	Maximum diameter injection pitch	49,3 mm
a	Distance between the apexes of the pressure cones	17,9 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	27 N
FV M	Preload force medium	82 N
FV H	Preload force heavy	164 N
KaE L	Lift-off force light	78 N
KaE M	Lift-off force medium	238 N
KaE H	Lift-off force heavy	484 N
ca L	Axial rigidity light	66,4 N/µm
ca M	Axial rigidity medium	98 N/µm
ca H	Axial rigidity heavy	127 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