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R33113
Tapered roller bearing
Tapered roller bearings without outer ring (Cone) 331, main dimensions to DIN ISO 355 / DIN 720
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Main Dimensions & Performance Data
d | 65 mm | Bore diameter |
B | 34 mm | Width, inner ring |
Cr | 149.000 N | Basic dynamic load rating, radial |
C0r | 225.000 N | Basic static load rating, radial |
Cur | 29.000 N | Fatigue load limit, radial |
nG | 6.200 1/min | Limiting speed |
nϑr | 3.750 1/min | Thermal speed rating |
≈m | 1,31 kg | text.product.weight |
Mounting dimensions
da max | 73 mm | Maximum diameter of shaft shoulder |
db min | 72 mm | Minimum diameter of shaft shoulder |
CRa min | 6 mm | Minimum axial space |
ra max | 1,5 mm | Maximum fillet radius of shaft |
Dimensions
r1, 2 min | 1,5 mm | Minimum chamfer dimension of inner ring back face |
a | 26 mm | Distance between the apexes of the pressure cones |
d1 | 89,6 mm | Guidance rib diameter of inner ring |
T1 | 34 mm | Width, total of inner subunit assembled with a master outer ring |
E | 91,653 mm | Inside diameter of outer ring back face |
α | 14,5 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
e | 0,39 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1,55 | Dynamic axial load factor |
Y0 | 0,85 | Static axial load factor |
Additional information
T3DE065 | Comparative designation to ISO 10317 and ISO 355 |
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Tolerance class | P6X | Class 6X (ISO 492:2014) |
Heat treatment | Standard | |
Cage | Standard | Sheet steel cage, window cage, roller-guided |
Internal design | Standard | |
Quality level | Standard | |
Number of rolling element rows | 1 | Single-row design |
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