HCB7028-C-T-P4S-UL FAG Catalog

Spindle bearings HCB70..-C, adjusted, in pairs or sets, contact angle ? = 15°, with ceramic balls, restricted tolerances

d	Bore diameter	140 mm
D	Outside diameter	210 mm
B	Width	33 mm
Cr	Basic dynamic load rating, radial	153.000 N
C0r	Basic static load rating, radial	109.000 N
Cur	Fatigue load limit, radial	6.600 N
nG Grease	Limiting speed for grease lubrication	9.000 1/min
nG Oil	Limiting speed for oil lubrication	14.000 1/min
≈m	Weight	3,34 kg
da	Diameter shaft shoulder	152 mm
da	Diameter shaft shoulder clearance	h12
Da	Shoulder diameter outer ring	199 mm
Da	Shoulder diameter outer ring clearance	H12
ra max	Maximum recess radius	2 mm
ra1 max	Maximum recess radius	1 mm
Etk min	Minimum diameter injection pitch	161,6 mm
Etk max	Maximum diameter injection pitch	169,2 mm
Etk1 min	Minimum diameter injection pitch	161,6 mm
Etk1 max	Maximum diameter injection pitch	169,2 mm
a	Distance between the apexes of the pressure cones	39,9 mm
rmin	Minimum chamfer dimension	2 mm
r1 min	Minimum chamfer dimension	2 mm
α	Contact angle	15 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	100 °C
FV L	Preload force light	471 N
FV M	Preload force medium	1.553 N
FV H	Preload force heavy	3.179 N
KaE L	Lift-off force light	1.402 N
KaE M	Lift-off force medium	4.871 N
KaE H	Lift-off force heavy	10.483 N
ca L	Axial rigidity light	125 N/µm
ca M	Axial rigidity medium	203 N/µm
ca H	Axial rigidity heavy	282 N/µm
Contact angle	Contact angle 15°	C
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