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FAG
K64452-A
Tapered roller bearing K64452-A
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Main Dimensions & Performance Data
d
114.975 mm
Bore diameter
B
41.275 mm
Width, inner ring
Cr
241,000 N
Basic dynamic load rating, radial
C0r
395,000 N
Basic static load rating, radial
Cur
43,000 N
Fatigue load limit, radial
nG
3,750 1/min
Limiting speed
nϑr
2,800 1/min
Thermal speed rating
≈m
2.39 kg
Weight

Mounting dimensions
da max
125 mm
Maximum diameter of shaft shoulder
db min
131 mm
Minimum diameter of shaft shoulder
CRa min
5 mm
Minimum axial space
CRb max
2.1 mm
Maximum axial space
ra max
9.7 mm
Maximum fillet radius of shaft

Dimensions
r1, 2 min
9.7 mm
Minimum chamfer dimension of inner ring back face
a
43 mm
Distance between the apexes of the pressure cones
d1
147.2 mm
Guidance rib diameter of inner ring
T1
41.275 mm
Width, total of inner subunit assembled with a master outer ring
E
149.391 mm
Inside diameter of outer ring back face
α
18.98333 °
Contact angle

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

Calculation factors
e
0.52
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y
1.16
Dynamic axial load factor
Y0
0.64
Static axial load factor

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