B7038-C-T-P4S-UL FAG Catalog

Spindle bearings B70..-C, adjusted, in pairs or sets, contact angle ? = 15°, restricted tolerances

d	Bore diameter	190 mm
D	Outside diameter	290 mm
B	Width	46 mm
Cr	Basic dynamic load rating, radial	255.000 N
C0r	Basic static load rating, radial	215.000 N
Cur	Fatigue load limit, radial	14.700 N
nG Grease	Limiting speed for grease lubrication	4.500 1/min
nG Oil	Limiting speed for oil lubrication	7.000 1/min
≈m	Weight	11,458 kg
da	Diameter shaft shoulder	206 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	274 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	2,1 mm
ra1 max	Maximum recess radius	1 mm
Etk min	Minimum diameter injection pitch	220,9 mm
Etk max	Maximum diameter injection pitch	231,8 mm
Etk1 min	Minimum diameter injection pitch	220,9 mm
Etk1 max	Maximum diameter injection pitch	231,8 mm
a	Distance between the apexes of the pressure cones	55,2 mm
rmin	Minimum chamfer dimension	2,1 mm
r1 min	Minimum chamfer dimension	2,1 mm
α	Contact angle	15 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	1.436 N
FV M	Preload force medium	4.599 N
FV H	Preload force heavy	9.248 N
KaE L	Lift-off force light	4.377 N
KaE M	Lift-off force medium	15.038 N
KaE H	Lift-off force heavy	32.154 N
ca L	Axial rigidity light	181 N/µm
ca M	Axial rigidity medium	302 N/µm
ca H	Axial rigidity heavy	426 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