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 |
|---|---|---|
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY, HX QUALITY CONTROL, MFG AND TESTING SPECIFICATION |
| FEAT | SPECIAL FEATURES | PRESSURE RATING 1800.0 PSI |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ADQU | FLOW CONTROL DEVICE | NEEDLE |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADQL | FACE TO FACE DISTANCE | 7.000 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | E/I PRESSURE REDUCING VALVE, 2961, TYPE II CLASS B DOME LOADED (V30); W/S ARLEIGH BURKE CLASS DDG |
| AAFZ | BODY MATERIAL | COPPER ALLOY |
| ACSH | SEAT MATERIAL | NICKEL COPPER ALLOY, QQ-N-286, CLASS A |