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FAG
KLM12749-H
Tapered roller bearing KLM12749-H
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Main Dimensions & Performance Data
d
21.986 mm
Bore diameter
B
16.637 mm
Width, inner ring
Cr
27,100 N
Basic dynamic load rating, radial
C0r
32,000 N
Basic static load rating, radial
Cur
3,600 N
Fatigue load limit, radial
nG
13,520 1/min
Limiting speed
≈m
0.08 kg
Weight

Mounting dimensions
da max
26 mm
Maximum diameter of shaft shoulder
db min
27.5 mm
Minimum diameter of shaft shoulder
CRa min
0.5 mm
Minimum axial space
CRb max
0.5 mm
Maximum axial space
ra max
1.3 mm
Maximum fillet radius of shaft

Dimensions
r1, 2 min
1.3 mm
Minimum chamfer dimension of inner ring back face
a
11 mm
Distance between the apexes of the pressure cones
d1
34.8 mm
Guidance rib diameter of inner ring
T1
15.494 mm
Width, total of inner subunit assembled with a master outer ring
E
36.523 mm
Inside diameter of outer ring back face
α
11.53333 °
Contact angle

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
120 °C
Operating temperature max.

Calculation factors
e
0.31
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y
1.96
Dynamic axial load factor
Y0
1.08
Static axial load factor

Your current product variant
Tolerance classABMA4Class 4 (ANSI/ABMA 19.2:2013)
Heat treatmentStandard
CageStandardSheet steel cage, window cage, roller-guided
Quality levelHH
Number of rolling element rows1Single-row design
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