| MATERIAL | STEEL BODY |
| COPPER FLOW CONTROL DEVICE |
| STEEL CORROSION RESISTING SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | 1020 GALVANIZED STEEL MFR REF SINGLE MATERIAL RESPONSE BODY |
| COPPER MFR REF SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE SEAT |
| SURFACE TREATMENT | ZINC |
| STYLE DESIGNATOR | STRAIGHT THRU |
| CONNECTION TYPE | BUTT WELD PIPE 1ST END |
| NOMINAL PIPE SIZE ACCOMMODATED | 5.000 INCHES 1ST END |
| SPECIAL FEATURES | VALVE HAS 1 FLAME SCREEN, 1 PROTECTIVE SCREEN AND A HINGED COVER THAT CAN BE LOCKED OPEN OR CLOSED WITH A TOGGLE BOLT; THE FLOW CONTROL IS A HALF FLOAT; STAINLESS STEEL SEAT IS MACHINED RADIUS FOR A POSITIVE SEAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | INVERTED VENT CHECK VALVE |