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FAG
32315-B
Tapered roller bearing 32315-B
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Main Dimensions & Performance Data
d
75 mm
Bore diameter
D
160 mm
Outside diameter
B
55 mm
Width, inner ring
C
45 mm
Width, outer ring
T
58 mm
Width, total
Cr
330,000 N
Basic dynamic load rating, radial
C0r
470,000 N
Basic static load rating, radial
Cur
55,000 N
Fatigue load limit, radial
nG
4,350 1/min
Limiting speed
nϑr
3,400 1/min
Thermal speed rating
≈m
5.636 kg
Weight

Mounting dimensions
da max
90 mm
Maximum diameter of shaft shoulder
db min
87 mm
Minimum diameter of shaft shoulder
Da min
124 mm
Minimum diameter of housing shoulder
Da max
148 mm
Maximum diameter of housing shoulder
Db min
151 mm
Minimum diameter of housing shoulder
Ca min
7 mm
Minimum axial space
Cb min
14 mm
Minimum axial space
ra max
3 mm
Maximum fillet radius of shaft
rb max
2.5 mm
Maximum fillet radius of housing

Dimensions
r1, 2 min
3 mm
Minimum chamfer dimension of inner ring back face
r3, 4 min
2.5 mm
Minimum chamfer dimension of outer ring back face
a
47 mm
Distance between the apexes of the pressure cones
d1
120.4 mm
Guidance rib diameter of inner ring

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

Calculation factors
e
0.55
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y
1.1
Dynamic axial load factor
Y0
0.6
Static axial load factor

Additional information
T5GD075
Comparative designation to ISO 10317 and ISO 355

Your current product variant
Tolerance classPNNormal (ISO 492:2014)
Heat treatmentStandard
CageStandardSheet steel cage, window cage, roller-guided
Internal designBIncreased contact angle
Quality level0
Number of rolling element rows1Single-row design
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