NTN
Kegelrollenlager 4T-18685/18620
Lager NTN 4T-18685/18620, Ø44.45×79.375×17.462 mm. Angebot anfordern — weltweiter Versand.
Typ Kegelrollenlager
Abmessungen
Ø 44,45 × 79,375 × 17,462 mm
d44,45Ø Bohrung (mm)
×
D79,375Ø außen (mm)
×
B17,462Breite (mm)
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Auf Lager
Technische Daten
| Brand | NTN |
| d - Internal diameter | 44,45 mm |
| D - External diameter | 79,375 mm |
| B - Bearing/Inner ring width | 17,462 mm |
| C - Outer ring width | 13,495 mm |
| T - Total width | 17,462 mm |
| d1 - External diameter inner ring | 61 mm |
| a - Charge load application point | 15,262 mm |
| Mass | 0,347 kg |
| C - Dynamic load | 50500000 mN |
| C0 - Static load | 56000000 mN |
| Cu - Fatigue limit load | 6800000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.37 |
| Y0 - Static axial load coefficient | 0.88 |
| Y2 - Upper axial load coefficient | 1.6 |
| N lim - Oil lubrication limit speed | 37200 °/s |
| N lim - Grease lubrication limit speed | 27600 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 49,5 mm |
| db min - Min IR shoulder diameter | 54 mm |
| Da max - Max shoulder diameter OR | 71 mm |
| Db min - Min OR shoulder diameter | 74 mm |
| ra max - Max fillet radius | 2,8 mm |
| r1a - Max fillet radius | 1,5 mm |
| Cone designation | 4T-18685 |
| Cup designation | 4T-18620 |
NTN 4T-18685/18620