SNR
Roulements à rotule sur rouleaux 29444E
Roulement SNR 29444E, Ø220×420×77 mm. Demandez un devis — expédition dans le monde entier.
Type Roulements à rotule sur rouleaux
Dimensions
Ø 220 × 420 × 77 mm
d220Ø alésage (mm)
×
D420Ø extérieur (mm)
×
B77Largeur (mm)
Demande de devis
En stock
Spécifications techniques
| Brand | SNR |
| d - Internal diameter of shaft washer | 220 mm |
| D - Housing washer outer diameter | 420 mm |
| D1 - Inner diameter housing washer | 296 mm |
| d1 - External diameter shaft washer | 375,3 mm |
| T - Thrust bearing height | 122 mm |
| C - Housing washer width | 58,5 mm |
| B - Shaft washer width | 77 mm |
| B2 - Distance large face of shaft washer / metal cage | 103 mm |
| a - Charge load application point | 132 mm |
| Cage material | Tôle |
| Mass | 69,1 kg |
| Ca - Dynamic axial load rating | 2910000000 mN |
| C0a - Static axial load rating | 9320000000 mN |
| Cua - Limit axial load rating | 804000000 mN |
| N lim - Oil lubrication limit speed | 4500 °/s |
| N ref - Reference thermal speed | 5100 °/s |
| N lim - Mechanical Limit Speed | 8400 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 473,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 7,072 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 8,928 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 5,352 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,676 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,442 Hz |
| ras max - Max shaft & housing fillet radius | 5 mm |
| rs - Min fillet radius | 6 mm |
| Da max - Max shoulder diameter OR | 355 mm |
| da min - Min shoulder diameter IR | 315 mm |
| db1 - Maximum diameter of the shaft washer shoulder | 238 mm |
| db2 - Max spacer diameter | 254 mm |
Produits associés
SNR 29444E