15:05:29 GMT+0000 (Coordinated Universal Time)
30317-A
Rodamiento de rodillos cónicos
Rodamientos de rodillos cónicos 303, medidas principales según DIN ISO 355 / DIN 720, despiezables, ajustados o dispuestos en parejas
Replaces
30317A
Product information
Main Dimensions & Performance Data
| d | 85 mm | Bore diameter |
| D | 180 mm | Outside diameter |
| B | 41 mm | Width, inner ring |
| C | 34 mm | Width, outer ring |
| T | 44.5 mm | Width, total |
| Cr | 310,000 N | Basic dynamic load rating, radial |
| C0r | 375,000 N | Basic static load rating, radial |
| Cur | 43,000 N | Fatigue load limit, radial |
| nG | 4,050 1/min | Limiting speed |
| nϑr | 3,100 1/min | Velocidad nominal térmica |
| ≈m | 4.94 kg | Weight |
Mounting dimensions
| da max | 107 mm | Maximum diameter of shaft shoulder |
| db min | 99 mm | Diámetro mínimo del resalte del eje |
| Da min | 156 mm | Diámetro mínimo del resalte del alojamiento |
| Da max | 166 mm | Maximum diameter of housing shoulder |
| Db min | 167 mm | Diámetro mínimo del resalte del alojamiento |
| Ca min | 6 mm | Minimum axial space |
| Cb min | 10.5 mm | Minimum axial space |
| ra max | 3 mm | Maximum fillet radius of shaft |
| rb max | 3 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 3 mm | Medidas mínimas del chaflán de la cara posterior del anillo interior |
| r3, 4 min | 3 mm | Medidas mínimas del chaflán de la cara posterior del anillo exterior |
| a | 36 mm | Distance between the apexes of the pressure cones |
| d1 | 127.6 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Temperatura mín. de funcionamiento |
| Tmax | 120 °C | Temperatura máx. de funcionamiento |
Calculation factors
| e | 0.35 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.74 | Dynamic axial load factor |
| Y0 | 0.96 | Factor de carga axial estática |
Additional information
T2GB085 | Referencia comparativa para ISO 10317 e ISO 355 |