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32020-X-P5
Tapered roller bearing
Tapered roller bearings 320, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 100 mm | Bore diameter |
D | 150 mm | Outside diameter |
B | 32 mm | Width, inner ring |
C | 24 mm | Width, outer ring |
T | 32 mm | Width, total |
Cr | 173,000 N | Basic dynamic load rating, radial |
C0r | 285,000 N | Basic static load rating, radial |
Cur | 34,000 N | Fatigue load limit, radial |
nG | 4,500 1/min | Limiting speed |
nϑr | 2,900 1/min | Thermal speed rating |
≈m | 1.93 kg | Weight |
Mounting dimensions
da max | 109 mm | Maximum diameter of shaft shoulder |
db min | 109 mm | Minimum diameter of shaft shoulder |
Da min | 134 mm | Minimum diameter of housing shoulder |
Da max | 141 mm | Maximum diameter of housing shoulder |
Db min | 144 mm | Minimum diameter of housing shoulder |
Ca min | 6 mm | Minimum axial space |
Cb min | 8 mm | Minimum axial space |
ra max | 2 mm | Maximum fillet radius of shaft |
rb max | 1.5 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 2 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 1.5 mm | Minimum chamfer dimension of outer ring back face |
a | 33 mm | Distance between the apexes of the pressure cones |
d1 | 126.6 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
e | 0.46 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1.31 | Dynamic axial load factor |
Y0 | 0.72 | Static axial load factor |
Additional information
T4CC100 | Comparative designation to ISO 10317 and ISO 355 |