HC71903-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	17 mm
D	Outside diameter	30 mm
B	Width	7 mm
Cr	Basic dynamic load rating, radial	2.480 N
C0r	Basic static load rating, radial	1.030 N
Cur	Fatigue load limit, radial	83 N
nG Grease	Limiting speed for grease lubrication	80.000 1/min
nG Oil	Limiting speed for oil lubrication	120.000 1/min
≈m	Weight	18 g
da	Diameter shaft shoulder	20 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	27,5 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	0,3 mm
ra1 max	Maximum recess radius	0,1 mm
Etk min	Minimum diameter injection pitch	21,9 mm
Etk max	Maximum diameter injection pitch	22,4 mm
Etk1 min	Minimum diameter injection pitch	20,8 mm
Etk1 max	Maximum diameter injection pitch	22,4 mm
a	Distance between the apexes of the pressure cones	9 mm
rmin	Minimum chamfer dimension	0,3 mm
r1 min	Minimum chamfer dimension	0,3 mm
α	Contact angle	25 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	11 N
FV M	Preload force medium	33 N
FV H	Preload force heavy	66 N
KaE L	Lift-off force light	31 N
KaE M	Lift-off force medium	96 N
KaE H	Lift-off force heavy	195 N
ca L	Axial rigidity light	29,6 N/µm
ca M	Axial rigidity medium	43,9 N/µm
ca H	Axial rigidity heavy	56,9 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