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KHH234031-HH234010
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 139.7 mm | Bore diameter |
D | 307.975 mm | Outside diameter |
B | 93.663 mm | Width, inner ring |
C | 66.675 mm | Width, outer ring |
T | 88.9 mm | Width, total |
Cr | 960,000 N | Basic dynamic load rating, radial |
C0r | 1,290,000 N | Basic static load rating, radial |
Cur | 149,000 N | Fatigue load limit, radial |
nG | 2,260 1/min | Limiting speed |
nϑr | 1,640 1/min | Thermal speed rating |
≈m | 30.4 kg | Weight |
Mounting dimensions
da max | 168 mm | Maximum diameter of shaft shoulder |
db min | 180 mm | Minimum diameter of shaft shoulder |
Da min | 276 mm | Minimum diameter of housing shoulder |
Da max | 284 mm | Maximum diameter of housing shoulder |
Db min | 286 mm | Minimum diameter of housing shoulder |
Ca min | 9 mm | Minimum axial space |
Cb min | 17 mm | Minimum axial space |
ra max | 9.7 mm | Maximum fillet radius of shaft |
rb max | 6.9 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 9.7 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 6.9 mm | Minimum chamfer dimension of outer ring back face |
a | 63 mm | Distance between the apexes of the pressure cones |
d1 | 216 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 200 °C | Operating temperature max. |
Calculation factors
e | 0.33 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1.84 | Dynamic axial load factor |
Y0 | 1.01 | Static axial load factor |