
                                                                                Package Type | 
                                                                        N/A Each | 
                                                                                Units Per Package | 
                                                                        N/A 1 | 
                                                                                Size | 
                                                                        N/A 3 " | 
                                                                                Vendor Item # | 
                                                                        N/A RVP3NT-30 | 
                                                                                Weight | 
                                                                        N/A 15 lb | 
                                                                                Mounting | 
                                                                        N/A NPSF Female Thread | 
                                                                                Pressure | 
                                                                        N/A 30 psi | 
                                                                                Manufacturer | 
                                                                        N/A Betts | 
                                                                                Betts # | 
                                                                        N/A RVP3NT-30 | 
                                                                                Girard # | 
                                                                        N/A DOT3X407T1 | 
                                                                                Elastomer | 
                                                                        N/A PTFE | 
                                                                                Features | 
                                                                        N/A The Betts’ GuardianTM NPSF threaded valve is a spring loaded reclosing pressure relief device/valve for use as a 407 or 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 un-threading 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 and 4 inch NPSF threaded Connection |