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KLM245848-LM245810-XL
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 | 231,775 mm | Bore diameter |
D | 317,5 mm | Outside diameter |
B | 52,388 mm | Width, inner ring |
C | 36,512 mm | Width, outer ring |
T | 47,625 mm | Width, total |
Cr | 540.000 N | Basic dynamic load rating, radial |
C0r | 830.000 N | Basic static load rating, radial |
Cur | 105.000 N | Fatigue load limit, radial |
nG | 2.550 1/min | Limiting speed |
nϑr | 1.270 1/min | Thermal speed rating |
≈m | 10,8 kg | Weight |
Mounting dimensions
da max | 247 mm | Maximum diameter of shaft shoulder |
db min | 248 mm | Minimum diameter of shaft shoulder |
Da min | 296 mm | Minimum diameter of housing shoulder |
Da max | 303 mm | Maximum diameter of housing shoulder |
Db min | 304 mm | Minimum diameter of housing shoulder |
Ca min | 10 mm | Minimum axial space |
Cb min | 11 mm | Minimum axial space |
ra max | 3,3 mm | Maximum fillet radius of shaft |
rb max | 3,3 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 3,3 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 3,3 mm | Minimum chamfer dimension of outer ring back face |
a | 50 mm | Distance between the apexes of the pressure cones |
d1 | 270 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 200 °C | Operating temperature max. |
Calculation factors
e | 0,32 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1,88 | Dynamic axial load factor |
Y0 | 1,04 | Static axial load factor |