1800 Pennsylvania Ave. West Warren, PA 16365

1-800-831-7160 | info@bettsind.com

Guardian Pressure Valve, NPS Connection
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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 Teflon® 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