| MATERIAL | ALUMINUM ALLOY 2024 BODY | 
|  | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE | 
|  | ALUMINUM ALLOY 2024 SEAT | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| STYLE DESIGNATOR | STRAIGHT THRU | 
| FLOW CONTROL DEVICE | POPPET | 
| MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS SINGLE RESPONSE | 
|  | AIR 1ST RESPONSE | 
|  | ALCOHOL, ETHYL 2ND RESPONSE | 
|  | CARBON DIOXIDE 3RD RESPONSE | 
|  | ETHYLENE GLYCOL 4TH RESPONSE | 
|  | FUEL/OIL, HYDROCARBON 5TH RESPONSE | 
| MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | 
| MAXIMUM OPERATING TEMP | 180.0 DEG FAHRENHEIT SINGLE RESPONSE | 
| VALVE OPERATION METHOD | AUTOMATIC | 
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | 
|  | THREADED INTERNAL BOSS 2ND END | 
| CONNECTION STYLE | FLARED (TUBE) 1ST END | 
|  | GASKET SEAL (BOSS) 2ND END | 
| SEAT ANGLE | 37.0 DEGREES 1ST END | 
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END | 
|  | 0.250 INCHES 2ND END | 
| THREAD SERIES DESIGNATOR | UNJF 1ST END | 
|  | UNF 2ND END | 
| NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | 
|  | 0.438 INCHES 2ND END | 
| THREAD QUANTITY PER INCH | 20 1ST END | 
|  | 20 2ND END | 
| THREAD CLASS | 3A 1ST END | 
|  | 3B 2ND END | 
| THREAD DIRECTION | RIGHT-HAND 1ST END | 
|  | RIGHT-HAND 2ND END | 
| MOUNTING POSITION | HORIZONTAL OR | 
|  | VERTICAL | 
| DISK LOADING METHOD | SPRING | 
| THE MANUFACTURERS DATA |  | 
| MANUFACTURERS CODE | 91816 | 
| DESIGN CONTROL REFERENCE | 869A4TB |