NTN
Roulements à rouleaux coniques 4T-LM300849/LM300811
Roulement NTN 4T-LM300849/LM300811, Ø41×67.975×18 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 41 × 67,975 × 18 mm
d41Ø alésage (mm)
×
D67,975Ø extérieur (mm)
×
B18Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | NTN |
| d - Internal diameter | 41 mm |
| D - External diameter | 67,975 mm |
| B - Bearing/Inner ring width | 18 mm |
| C - Outer ring width | 13,5 mm |
| T - Total width | 17,5 mm |
| d1 - External diameter inner ring | 54,5 mm |
| a - Charge load application point | 13,9 mm |
| Mass | 0,239 kg |
| C - Dynamic load | 46000000 mN |
| C0 - Static load | 62500000 mN |
| Cu - Fatigue limit load | 7600000 mN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.35 |
| Y0 - Static axial load coefficient | 0.95 |
| Y2 - Upper axial load coefficient | 1.72 |
| N lim - Oil lubrication limit speed | 42000 °/s |
| N lim - Grease lubrication limit speed | 31800 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da max - Max shoulder diameter IR | 45 mm |
| db min - Min IR shoulder diameter | 52 mm |
| Da max - Max shoulder diameter OR | 61 mm |
| Db min - Min OR shoulder diameter | 65 mm |
| ra max - Max fillet radius | 3,94 mm |
| r1a - Max fillet radius | 1,5 mm |
| Cone designation | 4T-LM300849 |
| Cup designation | 4T-LM300811 |
Produits associés
NTN 4T-LM300849/LM300811