Part Number
Definition:
A VALVE CONSISTING OF A SINGLE DEADWEIGHT LOADED DISK, OR TWO DEADWEIGHT LOADED DISKS EACH WITH A SEPERATE SEAT. IT IS SPECIFICALLY DESIGNED FOR THE RELIEF OF SMALL PRESSURE AND VACUUM CONDITIONS WITHIN A TANK OR OTHER CONTAINER TO OR FROM THE ATMOSPHERE. THE CENTER OF A SINGLE DEADWEIGHT LOADED DISK MAY CONTAIN A SPRING LOADED DISK FORMING AN ADDITIONAL SEAT OR APERTURE. IT MAY BE SPRING LOADED AND/OR EQUIPPED WITH A MANUAL UNLOADER ON EITHER THE PRESSURE OR VACUUM SIDE. EXCLUDE VALVE, VACUUM BREAKING.
CAGE Information
| Code | Company |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
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 |
|---|---|---|
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNS |
| ADQZ | END CONNECTION QUANTITY | 1 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| AAFZ | BODY MATERIAL | STEEL, CORROSION RESISTING |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLK | FIRST END THREAD CLASS | 2A |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| CQYM | FIRST END NOMINAL THREAD SIZE | 2.000 INCHES |
| AAQL | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |