HCB71905-E-T-P4S-UL FAG Catalog

Spindle bearings HCB719..-E, adjusted, in pairs or sets, contact angle ? = 25°, with ceramic balls, restricted tolerances

d	Bore diameter	25 mm
D	Outside diameter	42 mm
B	Width	9 mm
Cr	Basic dynamic load rating, radial	7.600 N
C0r	Basic static load rating, radial	3.450 N
Cur	Fatigue load limit, radial	280 N
nG Grease	Limiting speed for grease lubrication	45.000 1/min
nG Oil	Limiting speed for oil lubrication	67.000 1/min
≈m	Weight	0,039 kg
da	Diameter shaft shoulder	29 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	38,5 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	0,3 mm
ra1 max	Maximum recess radius	0,15 mm
Etk min	Minimum diameter injection pitch	31 mm
Etk max	Maximum diameter injection pitch	32 mm
Etk1 min	Minimum diameter injection pitch	31 mm
Etk1 max	Maximum diameter injection pitch	32 mm
a	Distance between the apexes of the pressure cones	12,3 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	22 N
FV M	Preload force medium	107 N
FV H	Preload force heavy	246 N
KaE L	Lift-off force light	60 N
KaE M	Lift-off force medium	310 N
KaE H	Lift-off force heavy	735 N
ca L	Axial rigidity light	48,7 N/µm
ca M	Axial rigidity medium	87,4 N/µm
ca H	Axial rigidity heavy	121 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