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FAG
21308-E1-XL-K-C3
Spherical Roller Bearing 21308-E1-XL-K-C3
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Main Dimensions & Performance Data
d
40 mm
Bore diameter
D
90 mm
Outside diameter
B
23 mm
Width
Cr
109,000 N
Basic dynamic load rating, radial
C0r
107,000 N
Basic static load rating, radial
Cur
14,600 N
Fatigue load limit, radial
nG
9,800 1/min
Limiting speed
nϑr
5,200 1/min
Reference speed
≈m
0.713 kg
Weight

Mounting dimensions
da min
49 mm
Minimum diameter shaft shoulder
da max
59 mm
Maximum diameter of shaft shoulder
Da max
81 mm
Maximum diameter of housing shoulder
ra max
1.5 mm
Maximum recess radius
db min
44 mm
Minimum cavity diameter of the sleeve
Ba min
5 mm
Minimum cavity width of the sleeve

Dimensions
rmin
1.5 mm
Minimum chamfer dimension
D1
80.8 mm
Bore diameter outer ring
d2
59.9 mm
Raceway diameter of the inner ring
ds
3.2 mm
Diameter lubrication hole
ns
4.8 mm
Width of lubricating groove

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
200 °C
Operating temperature max.

Calculation factors
e
0.23
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y1
2.95
Dynamic axial load factor
Y2
4.4
Dynamic axial load factor
Y0
2.89
Static axial load factor

Additional information
H308
Adapter sleeve
AH308
Withdrawal sleeve

Your current product variant
DesignE1without central rip
Bore typeKTapered, taper 1:12
CageJPASheet metal cage
Radial internal clearanceC3 (Group 3)Internal clearance larger than CN
Relubrication featureStandard
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