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 |
|---|---|
| 77873 | GKN ROCKFORD INC |
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 |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| AAQL | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK, BOTTOM GUIDED |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ABJH | TEMP RATING | 189.0 DEG FAHRENHEIT |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AFKX | TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.125-27 NPT |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ABJH | TEMP RATING | 202.0 DEG FAHRENHEIT |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKL | MEDIA FOR WHICH DESIGNED | ANY ACCEPTABLE |
| AAFZ | BODY MATERIAL | BRASS |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES |
| ADSV | OPENING PRESSURE SETTING | NOT RATED |