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Pressue Relief/Vacuum Combo Vent 4" TTMA FLG 30 PSI
Unit of Measure

Specifications

Package Type

Each

Units Per Package

1

Size

4 "

Vendor Item #

RVC4FT-30

Weight

20.5 lb

Mounting

TTMA Flange

Pressure

30 psi

Manufacturer

Betts

Betts #

RVC4FT-30

Girard #

DOT407LFWV1

Elastomer

PTFE

Features

Features

The Betts’ GuardianTM TTMA Flanged combination valve is a spring loaded reclosing pressure and vacuum relief device for use on a cargo tank’s primary pressure relief and vacuum relief systems. The combination 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. Sinple In-Place Maintenance. Available ECTFE (Halar®) coated. Multiple sizes and mounting options. Multple seal options. Vibration damping vacuum vent.