| MATERIAL | COPPER ALLOY 922 BODY | 
 | COPPER ALLOY FLOW CONTROL DEVICE | 
 | COPPER ALLOY 922 SEAT | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390, ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE BODY | 
 | QQ-C-390, ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE SEAT | 
| STYLE DESIGNATOR | STRAIGHT THRU | 
| FLOW CONTROL DEVICE | DISK | 
| MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE | 
 | WATER-OIL-GAS 2ND RESPONSE | 
| MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH 1ST RESPONSE | 
 | 1000.0 POUNDS PER SQUARE INCH 2ND RESPONSE | 
| MAXIMUM OPERATING TEMP | 550.0 DEG FAHRENHEIT SINGLE RESPONSE | 
| VALVE OPERATION METHOD | AUTOMATIC | 
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | 
| CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | 
| NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES ALL ENDS | 
| THREAD SERIES DESIGNATOR | NPT ALL ENDS | 
| NOMINAL THREAD SIZE | 2.000 INCHES ALL ENDS | 
| THREAD DIRECTION | RIGHT-HAND ALL ENDS | 
| MOUNTING POSITION | HORIZONTAL OR | 
 | VERTICAL | 
| SPECIAL FEATURES | SWING CHECK TYPE | 
| SPECIFICATION/STANDARD DATA | 81349-MIL-V-18436 GOVERNMENT SPECIFICATION | 
| NONDEFINITIVE SPEC/STD DATA | A GROUP AND | 
 | III TYPE | 
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY SIZE OF END CONNECTIONS | 
| SPEC/STD CONTROLLING DATA |  | 
| MANUFACTURERS CODE | 81348 | 
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | WW-V-51 | 
| THE MANUFACTURERS DATA |  | 
| MANUFACTURERS CODE | 14959 | 
| DESIGN CONTROL REFERENCE | 76E |