Page 40 of Propane and Natural Gas Equipment by National Energy Equipment, Inc.

CANADAS LEADER IN ENERGY PRODUCTS EQUIPMENT  External Relief Valves Used on ASME and DOT containers and in piping systems, all working parts of these valves are outside the container connection so they must be protected against mechanical damage. Protective caps are shipped with Fisher External Relief Valves. Replacement caps may be ordered separately (refer below). NEE # Container Connection Relief Setting Pipeaway Adapter Protective Cap Application H120-120 1/4 M NPT 120 PSI N/A P206 Hydrostat H110-250 250 PSI ASME LPG H110-312 312 PSI A1325 350 PSI 1325-8 Hydrostat NH3 H123 375 PSI P206 Hydrostat DOT PV3865 400 PSI P205 Hydrostat LPG MEH225 440 PSI MEH501-.437 MEH225S 440 PSI (stainless steel) Hydrostat NH3/ LPG A1326 450 PSI (stainless steel) 1325-8 Hydrostat NH3 H124 450 PSI P206 Hydrostat LPG H135-250 1/2 M NPT 250 PSI P174 ASME LPG H135-312 312 PSI H144 450 PSI Hydrostat LPG H148 375 PSI Hydrostat DOT H160-250 3/4 M NPT 250 PSI N/A ASME LPG H160-312 312 PSI H173 375 PSI P174 Hydrostat DOT LPG H174 450 PSI Hydrostat LPG H185-250 250 PSI N/A P145 ASME LPG A1301A 250 PSI (NH3) ASME NH3 A1301B 265 PSI (NH3) A1310A 1-1/4 M NPT 250 PSI (NH3) 1310-20 1310-12 A1310B 265 PSI (NH3) H120 H135 H185 Universal Rain Caps The Uni Kap fits all standard relief valves. UV and Ozone protected material with a strong elastomer band. Fits tightly to protect valves from rain and foreign material. NEE Description 85UKS Valves up to 3/4 OD 85UKL Valves 1 and larger PV3865 VALVES ADAPTERS FOR LARGE TANKS AND BULK PLANTS

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