NTN
Kegelrollenlager 4T-30306D
Lager NTN 4T-30306D, Ø30×72×19 mm. Angebot anfordern — weltweiter Versand.
Typ Kegelrollenlager
Abmessungen
Ø 30 × 72 × 19 mm
d30Ø Bohrung (mm)
×
D72Ø außen (mm)
×
B19Breite (mm)
Angebot anfordern
Auf Lager
Technische Daten
| Brand | NTN |
| d - Internal diameter | 30 mm |
| D - External diameter | 72 mm |
| B - Bearing/Inner ring width | 19 mm |
| C - Outer ring width | 14 mm |
| T - Total width | 20,75 mm |
| d1 - External diameter inner ring | 53 mm |
| a - Charge load application point | 23,5 mm |
| rs - Min fillet radius | 1,5 mm |
| r1s - Min fillet radius | 1,5 mm |
| Mass | 0,394 kg |
| ISO 355 reference | T7FB030 |
| C - Dynamic load | 53500000 mN |
| C0 - Static load | 51500000 mN |
| Cu - Fatigue limit load | 6300000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.83 |
| Y0 - Static axial load coefficient | 0.4 |
| Y2 - Upper axial load coefficient | 0.73 |
| N lim - Oil lubrication limit speed | 40200 °/s |
| N lim - Grease lubrication limit speed | 30000 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 39 mm |
| db min - Min IR shoulder diameter | 38,5 mm |
| Da min - Min shoulder diameter OR | 55 mm |
| Da max - Max shoulder diameter OR | 63,5 mm |
| Db min - Min OR shoulder diameter | 68 mm |
| Ca - Min clearance | 3 mm |
| Cb - Min clearance | 6,5 mm |
| ra max - Max fillet radius | 1,5 mm |
| r1a - Max fillet radius | 1,5 mm |
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NTN 4T-30306D