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K37431-A-37625
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs


Main Dimensions & Performance Data
d | 109,538 mm | Bore diameter |
D | 158,75 mm | Outside diameter |
B | 21,438 mm | Width, inner ring |
C | 15,875 mm | Width, outer ring |
T | 23,02 mm | Width, total |
Cr | 100.000 N | Basic dynamic load rating, radial |
C0r | 164.000 N | Basic static load rating, radial |
Cur | 18.900 N | Fatigue load limit, radial |
nG | 4.400 1/min | Limiting speed |
nϑr | 2.650 1/min | Thermal speed rating |
≈m | 1,36 kg | Weight |
Mounting dimensions
da max | 116 mm | Maximum diameter of shaft shoulder |
db min | 126 mm | Minimum diameter of shaft shoulder |
Da min | 143 mm | Minimum diameter of housing shoulder |
Da max | 147 mm | Maximum diameter of housing shoulder |
Db min | 152 mm | Minimum diameter of housing shoulder |
Ca min | 3 mm | Minimum axial space |
Cb min | 7 mm | Minimum axial space |
ra max | 5 mm | Maximum fillet radius of shaft |
rb max | 3,3 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 5 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 3,3 mm | Minimum chamfer dimension of outer ring back face |
a | 37 mm | Distance between the apexes of the pressure cones |
d1 | 134 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
e | 0,61 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 0,99 | Dynamic axial load factor |
Y0 | 0,54 | Static axial load factor |
Your current product variant
Tolerance class | ABMA4 | Class 4 (ANSI/ABMA 19.2:2013) |
Heat treatment | Standard | |
Cage | Standard | Sheet steel cage, window cage, roller-guided |
Quality level | Standard | |
Number of rolling element rows | 1 | Single-row design |
Characteristics
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