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K3782-3720
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs
제품 정보
미터법
우수한
Main Dimensions & Performance Data
d | 44.45 mm | Bore diameter |
D | 93.264 mm | Outside diameter |
B | 30.302 mm | Width, inner ring |
C | 23.812 mm | Width, outer ring |
T | 30.162 mm | Width, total |
Cr | 104,000 N | Basic dynamic load rating, radial |
C0r | 137,000 N | Basic static load rating, radial |
Cur | 17,300 N | Fatigue load limit, radial |
nG | 7,700 1/min | Limiting speed |
nϑr | 5,300 1/min | Thermal speed rating |
≈m | 0.97 kg | 중량 |
Mounting dimensions
da max | 52 mm | Maximum diameter of shaft shoulder |
db min | 58 mm | Minimum diameter of shaft shoulder |
Da min | 82 mm | Minimum diameter of housing shoulder |
Da max | 83 mm | Maximum diameter of housing shoulder |
Db min | 87.9 mm | Minimum diameter of housing shoulder |
Ca min | 3.5 mm | Minimum axial space |
Cb min | 6 mm | Minimum axial space |
ra max | 3.6 mm | Maximum fillet radius of shaft |
rb max | 3.3 mm | Maximum fillet radius of housing |
Dimensions
r1, 2 min | 3.6 mm | Minimum chamfer dimension of inner ring back face |
r3, 4 min | 3.3 mm | Minimum chamfer dimension of outer ring back face |
a | 22 mm | Distance between the apexes of the pressure cones |
d1 | 72.3 mm | Guidance rib diameter of inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
e | 0.34 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
Y | 1.77 | Dynamic axial load factor |
Y0 | 0.97 | Static axial load factor |