| STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| VALVE OPERATION METHOD | AUTOMATIC |
| MATERIAL | ALUMINUM ALLOY 2024 BODY |
| ALUMINUM ALLOY AND |
| RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| ALUMINUM ALLOY 2024 SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| 5005,H36 MFR REF 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE |
| QQ-A-225/6,ALLOY2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| SURFACE TREATMENT | ANODIZE |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| ACETYLENE 2ND RESPONSE |
| AMMONIA, GASEOUS 3RD RESPONSE |
| REFRIGERANT 12 4TH RESPONSE |
| HYDROGEN 5TH RESPONSE |
| MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT 1ST RESPONSE |
| 250.0 DEG FAHRENHEIT 2ND RESPONSE |
| CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |
| CONNECTION STYLE | PLAIN (PIPE) 1ST END |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | NPT 1ST END |
| NOMINAL THREAD SIZE | 0.125 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 11.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND |
| PRESSURE TIGHT OUTLET SIDE |
| SPECIAL FEATURES | POP-OFF TYPE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 91816 |
| DESIGN CONTROL REFERENCE | 559A-1M-11 |