23968-MB FAG Catalog

Housing selection guide

Spherical roller bearing 239..-MB, symmetric 3 ribs

d	Bore diameter	340,00 mm
D	Outside diameter	460,00 mm
B	Width	90,00 mm
Cr	Basic dynamic load rating, radial	1.370.000,00 N
C0r	Basic static load rating, radial	3.000.000,00 N
Cur	Fatigue load limit, radial	204.000,00 N
nG	Limiting speed	1.610,00 1/min
nϑr	Reference speed	860,00 1/min
≈m	Weight	43,03 kg
da min	Minimum diameter shaft shoulder	352,40 mm
Da max	Maximum diameter of housing shoulder	447,60 mm
ra max	Maximum recess radius	2,50 mm
rmin	Minimum chamfer dimension	3,00 mm
D1	Bore diameter outer ring	426,70 mm
ds	Diameter lubrication hole	9,50 mm
ns	Width of lubricating groove	17,70 mm
Tmin	Operating temperature min.	-30,00 °C
Tmax	Operating temperature max.	200,00 °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	3,85
Y2	Dynamic axial load factor	5,73
Y0	Static axial load factor	3,76
Bore type	Cylindrical	Z
Cage	Solid brass cage	MB
Radial internal clearance	Group N (CN)	CN
Relubrication feature		Standard