| MATERIAL | COPPER ALLOY 922 BODY |
| PLASTIC POLYCHLOROTRIFLUOROETHYLENE FLOW CONTROL DEVICE |
| NICKEL ALLOY SEAT |
| NICKEL ALLOY STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | SOCKET WITH BRAZING RING ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES ALL ENDS |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | THREADED |
| FURNISHED ITEMS AND QUANTITY | 2 BRAZING RING AND |
| 1 HANDWHEEL AND |
| 2 TAILPIECE AND |
| 2 NUT |
| SPECIAL FEATURES | ASSEMBLY -51A (MOD) IS MODIFIED FROM DWG BY MATERIAL FOR O-RINGS OF FLUOROCARBON,IAW MIL-R-83248 TY 1 CL 1; BY SILVER-BRAZE UNION TAILPIECES AND UNION NUTS. THESE VALVES ARE FOR SHIP SERVICE AIR AND AFFF |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | 1.00" BRONZE UNION END GLOBE STOP VALVE |