| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW | 
| DISK LOADING METHOD | SPRING | 
| END CONNECTION QUANTITY | 1 | 
| FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE | 
| FIRST END STYLE DESIGNATOR | PLAIN | 
| FIRST END THREAD DIRECTION | RIGHT-HAND | 
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES | 
| FLOW CONTROL DEVICE | DISK, FLAT | 
| FURNISHED ITEMS | NUT AND GASKET AND WASHER | 
| MATERIAL | ALUMINUM ALLOY BODY | 
| MAXIMUM OPERATING PRESSURE | 2.0 POUNDS PER SQUARE INCH | 
| MEDIA FOR WHICH DESIGNED | AIR | 
| OPENING PRESSURE SETTING | 0.5 POUNDS PER SQUARE INCH | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-P-636 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TT-P-636 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE | 
| SURFACE TREATMENT | CHROMATE OUTSIDE | 
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM | 
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |