SNR
Roulements à rouleaux coniques 30308A
Roulement SNR 30308A, Ø40×90×23 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rouleaux coniques
Dimensions
Ø 40 × 90 × 23 mm
d40Ø alésage (mm)
×
D90Ø extérieur (mm)
×
B23Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | SNR |
| d - Internal diameter | 40 mm |
| D - External diameter | 90 mm |
| B - Bearing/Inner ring width | 23 mm |
| C - Outer ring width | 20 mm |
| T - Total width | 25,25 mm |
| d1 - External diameter inner ring | 63,3 mm |
| a - Charge load application point | 19,6 mm |
| rs - Min fillet radius | 2 mm |
| r1s - Min fillet radius | 1,5 mm |
| Mass | 0,748 kg |
| ISO 355 reference | T2FB040 |
| C - Dynamic load | 100000000 mN |
| A2 - Rating life coefficient | 1 |
| C0 - Static load | 108000000 mN |
| Cu - Fatigue limit load | 13200000 mN |
| e - Coefficient | 0.35 |
| Y0 - Static axial load coefficient | 0.96 |
| Y2 - Upper axial load coefficient | 1.74 |
| N ref - Reference thermal speed | 34200 °/s |
| N lim - Mechanical Limit Speed | 50400 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 6,569 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 9,431 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 5,273 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,637 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,411 Hz |
| da max - Max shoulder diameter IR | 52 mm |
| db min - Min IR shoulder diameter | 50 mm |
| Da min - Min shoulder diameter OR | 77 mm |
| Da max - Max shoulder diameter OR | 81,5 mm |
| Db min - Min OR shoulder diameter | 82 mm |
| Ca - Min clearance | 3 mm |
| Cb - Min clearance | 5 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 1,5 mm |
Produits associés
SNR 30308A