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 |
|---|---|
| 91816 | CIRCOR AEROSPACE INC. DBA CIRCLE SEA |
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 |
| ADSY | VALVE DISCHARGE FLOW RATE | NOT RATED |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.875-20 UNEF |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| ADQZ | END CONNECTION QUANTITY | 1 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| AFKX | TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS |
| ABJH | TEMP RATING | NOT RATED |
| ACLK | FIRST END THREAD CLASS | 2A |
| AAQL | BODY STYLE | SINGLE CONNECTION STRAIGHT THRU |
| AAFZ | BODY MATERIAL | ALUMINUM ALLOY |
| AAJP | OUTSIDE SURFACE TREATMENT | ANY ACCEPTABLE |