STAINLESS STEEL 407 SWIVEL COMB VENT 25 PSI SWIVEL VENT Existing customers can log in to their account for additional savings Call for price Categories: Chemical, Chemical Tank Truck Parts, Dry Bulk, Dry Bulk Parts, Dry Bulk Tank Truck Parts, Liquid - Petroleum, Petroleum Tanks Truck Parts, Tank Truck Equipment Specification SpecificationsPart # Description RVC3ST-25 - 3" Stainless Steel 407 Swivel Comb Vent 25 PSI RVC4NT-25 - 4" Female NPT MC407 25PSI Super Tank Vent - Pressure/ Vacuum - BETTS RVC4ST-25 - 4" Female Swivel Comb Vent 25 PSI Related products Sliding Gate Valve – Flange x Flange Drilling Pail Lids / Ring Clamps Hydraulic Vapor Valve Gate Valve (TTMA x NPT)