B71948-C-T-P4S-UL FAG Catalog

Spindle bearings B719..-C, adjusted, in pairs or sets, contact angle ? = 15°, restricted tolerances

d	Bore diameter	240 mm
D	Outside diameter	320 mm
B	Width	38 mm
Cr	Basic dynamic load rating, radial	231.000 N
C0r	Basic static load rating, radial	220.000 N
Cur	Fatigue load limit, radial	13.900 N
nG Grease	Limiting speed for grease lubrication	4.000 1/min
nG Oil	Limiting speed for oil lubrication	6.000 1/min
≈m	Weight	6,997 kg
da	Diameter shaft shoulder	254 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	307 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	1 mm
ra1 max	Maximum recess radius	1 mm
Etk min	Minimum diameter injection pitch	264,7 mm
Etk max	Maximum diameter injection pitch	272,9 mm
Etk1 min	Minimum diameter injection pitch	264,7 mm
Etk1 max	Maximum diameter injection pitch	272,9 mm
a	Distance between the apexes of the pressure cones	56,5 mm
rmin	Minimum chamfer dimension	2,1 mm
r1 min	Minimum chamfer dimension	1,1 mm
α	Contact angle	15 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	1.224 N
FV M	Preload force medium	4.024 N
FV H	Preload force heavy	8.171 N
KaE L	Lift-off force light	3.712 N
KaE M	Lift-off force medium	13.066 N
KaE H	Lift-off force heavy	28.181 N
ca L	Axial rigidity light	207 N/µm
ca M	Axial rigidity medium	347 N/µm
ca H	Axial rigidity heavy	490 N/µm
Contact angle	Contact angle 15°	C
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