Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , RELIEF , PRESSURE AND TEMPER
Definition:
A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.
CAGE Information
| Code | Company |
|---|---|
| 03950 | NAVAL INVENTORY CONTROL POINT MECHAN |
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 |
|---|---|---|
| ADSY | VALVE DISCHARGE FLOW RATE | NOT RATED |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| ADQV | FLOW CONTROL DEVICE MATERIAL | STEEL |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| ACKL | MEDIA FOR WHICH DESIGNED | AIR |
| ADQZ | END CONNECTION QUANTITY | 1 |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITTIFICATION AND CONTROL INSTRUCTION FOR LEVEL ONE ITEMS |
| AAQL | BODY STYLE | STRAIGHT THRU |
| AAFZ | BODY MATERIAL | STEEL |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSV | OPENING PRESSURE SETTING | 1200.0 POUNDS PER SQUARE INCH |
| ACKN | FIRST END STYLE DESIGNATOR | EXTERNAL SEAT FOR GASKET SEAL |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS |
| ABJH | TEMP RATING | NOT RATED |