1220-M-C3 FAG Catalog

Housing selection guide

Self-aligning ball bearing 12..-M, solid brass cage

Replacements: 1220M.C3

d	Bore diameter	100,00 mm
D	Outside diameter	180,00 mm
B	Width	34,00 mm
Cr	Basic dynamic load rating, radial	70.000,00 N
C0r	Basic static load rating, radial	29.500,00 N
Cur	Fatigue load limit, radial	1.590,00 N
nG	Limiting speed	6.000,00 1/min
nϑr	Reference speed	4.500,00 1/min
≈m	Weight	4,00 kg
da min	Minimum diameter shaft shoulder	112,00 mm
Da max	Maximum diameter of housing shoulder	168,00 mm
ra max	Maximum fillet radius	2,10 mm
rmin	Minimum chamfer dimension	2,10 mm
D1	Shoulder diameter outer ring	155,20 mm
d1	Shoulder diameter inner ring	127,30 mm
Tmin	Operating temperature min.	-30,00 °C
Tmax	Operating temperature max.	150,00 °C
e	Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y	0,18
Y1	Dynamic axial load factor	3,58
Y2	Dynamic axial load factor	5,53
Y0	Static axial load factor	3,75
Cage	solid brass cage, ball guided	M
Tolerance class	Normal (PN)	PN
Radial internal clearance	Group 3 (C3), bigger than CN	C3
Bore type	Cylindrical	Z