Product number:

30311-XL

Brand:

Product name:

bearing

Sizes:

55X120X32.4

Suffixes:

XL,X-life - a futófelületek, gördülõelemek optimalizálásával megnövelt élettartam

Replacements:

30311 A

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30311-XL FAG

d	Bore diameter	55 mm
D	Outside diameter	120 mm
B	Width, inner ring	29 mm
C	Width, outer ring	25 mm
T	Width, total	31,5 mm
Cr	Basic dynamic load rating, radial	180.000 N
C0r	Basic static load rating, radial	175.000 N
Cur	Fatigue load limit, radial	27.500 N
nG	Limiting speed	7.500 1/min
nϑr	Thermal speed rating	4.350 1/min
≈m	Weight	1,63 kg
da max	Maximum diameter of shaft shoulder	71 mm
db min	Minimum diameter of shaft shoulder	65 mm
Da max	Maximum diameter of housing shoulder	110 mm
Ca min	Minimum axial space	4 mm
Cb min	Minimum axial space	6,5 mm
ra max	Maximum fillet radius of shaft	2,5 mm
r1, 2 min	Minimum chamfer dimension of inner ring back face	2,5 mm
r3, 4 min	Minimum chamfer dimension of outer ring back face	2 mm
a	Distance between the apexes of the pressure cones	25 mm
d1	Guidance rib diameter of inner ring	85,4 mm
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	120 °C
e	Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y	0,35
Y	Dynamic axial load factor	1,74
Y0	Static axial load factor	0,96
Tolerance class	Normal (ISO 492:2014), Tolerance of radial runout tKia, tKea and axial runout tSia reduced	PNXL
Heat treatment		Standard
Cage	Sheet steel cage, roller-guided	Standard
Internal design		Standard
Quality level	X-life	XL
Number of rows	Single-row	1