618/630-MA-C4 FAG Catalog

Deep groove ball bearing 618..-MA, single row, solid brass cage

d	Bore diameter	630,00 mm
D	Outside diameter	780,00 mm
B	Width	69,00 mm
Cr	Basic dynamic load rating, radial	430.000,00 N
C0r	Basic static load rating, radial	850.000,00 N
Cur	Fatigue load limit, radial	18.500,00 N
nG	Limiting speed	1.320,00 1/min
nϑr	Reference speed	820,00 1/min
≈m	Weight	74,00 kg
da min	Minimum diameter shaft shoulder	644,60 mm
Da max	Maximum diameter of housing shoulder	765,40 mm
ra max	Maximum fillet radius	3,00 mm
rmin	Minimum chamfer dimension	4,00 mm
D1	Shoulder diameter outer ring	734,30 mm
d1	Shoulder diameter inner ring	678,10 mm
Tmin	Operating temperature min.	-30,00 °C
Tmax	Operating temperature max.	200,00 °C
f0	Calculation factor	15,90
Cage	solid brass cage, outer ring guided	MA
Tolerance class	Normal (PN)	PN
Dimensional / heat stabilization	Rings dimensional stabilized up to 200°	S1
Radial internal clearance	Group 4 (C4), bigger than C3	C4
Bore type	Cylindrical	Z