Non-ASME, 20″ Shallow Dish, 4 Hold Down, 5 PSI MAWP, Model 8327 4″ Collar
- THREADED HOLD-DOWNS
- LOW PROFILE
- 4”, 6”, 10” HIGH COLLAR AVAILABLE
Note: Not legal for DOT specification cargo tanks.
Tiona 20” Full Opening Manholes are fabricated for greater strength and less weight. Full 20 inch opening assures safe entrance for inspection or cleaning of tank.
Product Details
| Assembly No. | Weld Collar | Cover | Hardware | Number Hold Downs | * Working Pressure | Weight |
|---|---|---|---|---|---|---|
| 8327ASW-4" | Aluminum | Steel | Stnls 304 | 4 | 5 PSI | 44 lb [20.0 kg] |
| 8327ALW-4" | Aluminum | Stnls 316L | Stnls 304 | 4 | 5 PSI | 44 lb [20.0 kg] |
| 8327SCW-4" | Steel | Steel | Stnls 304 | 4 | 5 PSI | 54 lb [24.5 kg] |
| 8327LCW-4" | Stnls 316L | Stnls 316L | Stnls 304 | 4 | 5 PSI | 54 lb [24.5 kg] |
Installation & Maintenance
MM-MH001: Full Opening Manhole Installation and Maintenance Manual