VA250309-N
Precision slewing bearing > slewing bearing
VA250309-N - Precision slewing bearing - slewing bearing
| Product model | VA250309-N |
|---|---|
| d | 235 mm |
| D | 408.4 mm |
| B | 60 mm |
| Limiting speed | 310 mm r/min |
| INA Model | VA250309-N |
| HUANA bearing | HNVA250309-N |
| Series | VA |
| Gear Type | External gear |
| Type | Ball |
| Metering System | Metric |
| Inner diameter of inner ring | 235 mm |
| Outer diameter of outer ring | 408.4 mm |
| Inner diameter of outer ring (Di) | 308 mm |
| Outer diameter of inner ring（do） | 310 mm |
| H | 60 mm |
| Weight | 29.5 kg |
| Bolt ring of outer ring (Lo) | 359 mm |
| Number of holes on outer ring (no) | 24 |
| Bolt ring in inner ring (Li) | 259 mm |
| Number of holes in inner ring (ni) | 24 |
| Number of teeth (z2) | 80 |
| Width of gear tooth surface（b2） | 52.5 mm |
| b | 400 mm |
| h | 52.5 mm |
| Rotate | 237 mm |
| D izt | 310 mm |
| Db | 13 mm |
| Thread depth (t) | 3 mm |
| t(s) | 8 mm |
| Most Large allowable radial load | 99100 N |
| Maximum allowable bending fatigue strength of gear teeth | 12900 N |
| Maximum allowable contact fatigue strength of gear teeth | 18800 N |
| Axial rated dynamic load (Ca) | 260000 N |
| Axial rated static load (C0a) | 640000 N |
| Radial dynamic load rating (Cr) | 235000 N |
| Radial static load rating (C0r) | 290000 N |
| Most Clearance of small radial bearing | 0.06 |
| Most Large radial bearing clearance | 0.25 |
| Most Small axial tilt clearance | 0.1 |
| Most Large axial tilt clearance | 0.41 |
| Lip seal on both sleeves | Yes |
| Conical lubricating nozzle | 4 |
| Tooth die | 5 mm |
Product Details
The VA250309-N is part of the slewing bearing series within our Precision slewing bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.
Typical applications include: wind turbines, excavators, cranes, tunnel boring machines and solar trackers. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.
Request a Quote for this Product
VA250309-N / slewing bearing / Precision slewing bearing