| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| DISK LOADING METHOD | SPRING |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | EXTERNAL SEAT FOR GASKET SEAL |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END THREAD CLASS | 2A |
| FIRST END THREAD SERIES DESIGNATOR | UNS |
| FIRST END NOMINAL THREAD SIZE | 0.875 INCHES |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.875 INCHES NOMINAL |
| FLOW CONTROL DEVICE | POPPET |
| MATERIAL | ALUMINUM ALLOY BODY |
| MATERIAL | ALUMINUM ALLOY STEM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DUAL ACTION BREATHER VALVE |
| MAXIMUM OPERATING PRESSURE | 5.0 POUNDS PER SQUARE INCH |
| MEDIA FOR WHICH DESIGNED | AIR |
| OPENING PRESSURE SETTING | 5.0 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | 1.125 IN. WIDTH ACROSS FLATS HEX FEATURE. 0.828 IN. HEIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| SURFACE TREATMENT | ANODIZE OUTSIDE |
| TEMP RATING | -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT LOCATION NOT OTHERWISE SPECIFIED |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |