306 Trident Combination Vent
The Trident provides three-way venting plus overturn protection. It is designed to provide the pressure-actuated emergency venting plus inbreathing (vacuum) and Outbreathing (pressure). The Trident can be disassembled for cleaning. The pressure-actuated emergency venting has been flow tested and marked in accordance with D.O.T. MC306 Para. 178.341-4 N.F.P.A. 385 Para. 2263, and N.F.P.A. 407 Para. 616.
Product Details
| Part No. | Vent Assembly | Body | Seat | Wt. |
|---|---|---|---|---|
| 6131ALV | Aluminum with Stainless | Aluminum | Viton | 2.0 |
| 6131SSV | Stainless 316 | Stainless | Viton | 4.5 |
| Thru Area | Capacity | |
|---|---|---|
| Inbreathing Vent (3435__) | 0.44 sq. in. | 1750 cu. ft. hr. @ 1 psig |
| Outbreathing Vent (3436__) | 0.44 sq. in. | 3285 cu. ft. hr. @ 3 psig |
| Pressure Actuated Emergency Venting (3338__) Rated Capacity @ 5 PSIG - 10,000 Cu. Ft. Hr. |
||
| Note: To provide a proper load on disc, spring should be loaded to a length of 1 5/8 inches. | ||
Prop 65
WARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov. For additional information on Betts products and Proposition 65 list please see: https://www.bettsind.com/prop-65/