Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , REGULATING , SYSTEM PRESSURE
Definition:
A VALUE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED PRESSURE WITHIN A CLOSED SYSTEM REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. THE EXCESS PRESSURE IS BY-PASSED TO THE ACCUMULATOR OR RESERVOIR IN LIEU OF PASSING THROUGH THE ENTIRE SYSTEM. IT IS DESIGNED PRIMARILY FOR USE IN REFRIGERATION AND AIR CONDITIONING SYSTEMS. EXCLUDES VALVE, REGULATING, FLUID PRESSURE AND VALVE, CALIBRATED FLOW.
CAGE Information
| Code | Company |
|---|---|
| 21013 | METREX VALVE CORP. |
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 |
|---|---|---|
| AAQL | BODY STYLE | TEE ANGLE |
| AEWA | OUTLET PRESSURE SETTING | 750.0 POUNDS PER SQUARE INCH |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| AEVS | REMOTE ACTUATION METHOD | BELLOWS |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 6 |
| AEVR | VALVE LOADING METHOD | SPRING AND BELLOWS |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQZ | END CONNECTION QUANTITY | 3 |
| ADQL | FACE TO FACE DISTANCE | 8.875 INCHES MINIMUM AND 9.000 INCHES MAXIMUM |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| AEWF | FILTER | NOT INCLUDED |
| FEAT | SPECIAL FEATURES | BUILT IN MANUALLY OPERATED OVERDRIVE |
| ADQR | CENTER TO CENTER DISTANCE | 5.750 INCHES NOMINAL |
| ACMX | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| ACKL | MEDIA FOR WHICH DESIGNED | WATER |
| ADQM | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.469 INCHES NOMINAL |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 5.562 INCHES NOMINAL |