GIRARD LIQUID PRESSURE RELIEF VALVE Existing customers can log in to their account for additional savings Call for price Categories: Chemical, Chemical Tank Truck Parts Specification Specifications Part # Description DOT3X407t1-SVL 3" DOT407 Pressure Relief Valve DOT3X407T25 3" 316SS DOT407 Pressure Relief Valve - 25PSI DOT3X407T30 3" 316SS DOT 407 Pressure Relief Valve - 30PSI DOT 3X407T40 3" 316SS DOT 407 Pressure Relief Valve- 40PSI DOT407LAFTL30 4" Teflon-Lined 316ss Pressure Relief Valve DOT407LT1 4" Teflon-Lined NPT MC407 30PSI Super Tank 3X407MVBT-T 3"NPS Thread designed to thread on a 3" nipple Related products Boston Chemcat (UHMW) Cam Couplings – Domestic A Spool Adapters – Domestic Cam Couplings – Import D