Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , VACUUM BREAKING
Definition:
AN ITEM DESIGNED TO AUTOMATICALLY RELIEVE VACUUM, BY THE INTAKE OF AIR, WHEN THE INTERNAL PRESSURE FALLS BELOW ATMOSPHERIC PRESSURE. SEE ALSO VALVE, VACUUM REGULATING.
CAGE Information
| Code | Company |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
Federal Supply Class
Title
VALVES, NONPOWERED
Inclusions:
INCLUDES AUTOMATIC NONPOWERED VALVES; GATE, GLOBE, ANGLE, CHECK, AND RELIEF VALVES; COCKS.
Exclusions:
EXCLUDES FIRE HYDRANTS (FSC 4210); SPRINKLER HEADS (FSC 4210); VALVES SPECIFICALLY DESIGNED FOR USE WITH FIRE FIGHTING EQUIPMENT (FSC 4210); PLUMBING EQUIPMENT, AND THE LIKE (FSC 4540).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACKN | FIRST END STYLE DESIGNATOR | GASKET SEAL COMPRESSION |
| ABJH | TEMP RATING | -40.0 DEG CELSIUS |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.562-18 UNF |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| ACKL | MEDIA FOR WHICH DESIGNED | AIR |
| ABJH | TEMP RATING | 85.0 DEG CELSIUS |
| ADQZ | END CONNECTION QUANTITY | 1 |
| AAJP | OUTSIDE SURFACE TREATMENT | ANODIZED |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| AFLG | ABSOLUTE PRESSURE SETTING | 2.0 |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ACSH | SEAT MATERIAL | ALUMINUM ALLOY,QQ-A-268,ALLOY 2024,T4 |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS |
| ADQV | FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY,QQ-A-268,ALLOY 2024,T4 |
| AAFZ | BODY MATERIAL | ALUMINUM ALLOY,QQ-A-268,ALLOY 2024,T4 |
| ACLK | FIRST END THREAD CLASS | 3A |
| AAQL | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |