NTN
Cuscinetti a rullini NA4838
Cuscinetto NTN NA4838, Ø190×240×50 mm. Richiedi offerta — spedizione in tutto il mondo.
Tipo Cuscinetti a rullini
Dimensioni
Ø 190 × 240 × 50 mm
d190Ø foro (mm)
×
D240Ø esterno (mm)
×
B50Larghezza (mm)
Richiesta offerta
Disponibile
Specifiche tecniche
| Brand | NTN |
| d - Internal diameter | 190 mm |
| D - External diameter | 240 mm |
| C - Width of bearing, drawn cup or outer ring | 50 mm |
| F - Under roller diameter | 210 mm |
| rs - Min fillet radius | 1,5 mm |
| s - Max axial offset | 1,5 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 3,5 mm |
| Lubrication hole on inner ring | Non/No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 5,62 kg |
| Cr - Dynamic load rating | 227000000 mN |
| C0r - Static load rating | 680000000 mN |
| N lim - Grease lubrication limit speed | 7800 °/s |
| N lim - Oil lubrication limit speed | 11400 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 198 mm |
| Da max - Max shoulder diameter OR | 232 mm |
| ras max - Max shaft & housing fillet radius | 1,5 mm |
Prodotti correlati
NTN NA4838