The Betts’ GuardianTM vent is a spring loaded reclosing pressure relief device/valve for use as a 407/412 cargo tank’s primary pressure relief system. The pressure relief valve is designed, tested and marked in accordance with 49CFR §178.345-10, 49CFR §178.347-4 and 49CFR §178.348-4.
- Compact, Optimized Flow Design.
- 316 Stainless Steel construction.
- Teflon seals and wear components.
- Safety Stop Screw to help prevent accidental unthreading of housing.
- Seal tabs on shroud for security measures.
- Simple In-place Maintenance.
- Available ECTFE (Halar®) coated.
- Multiple sizes and mounting options.
- Multiple seal options.
- 3″ & 4″ NPS Threaded Connection
Seal Kit part number: SK-RVPT*
*Mounting gasket not included in seal kit
Spanner wrench part number: 75825EY
Dis-assembly wrench number : 75819ZC
For additional information on Betts products and Proposition 65 list please see: https://www.bettsind.com/proposition-65/