| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-288-6974 (002886974) |
| NCB Code | USA (00) |
| Manufacturer | O C Keckley Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 4.500 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABFF | FURNISHED ITEMS | INTERNAL PILOT VALVE |
| ACKL | MEDIA FOR WHICH DESIGNED | STEAM |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| ACKU | FIRST END FLANGE THICKNESS | 0.438 INCHES NOMINAL |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 4 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.562 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 3.375 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | STEEL,CORROSION RESISTING |
| ADQL | FACE TO FACE DISTANCE | 6.750 INCHES NOMINAL |
| ADQV | FLOW CONTROL DEVICE MATERIAL | STEEL,CORROSION RESISTING |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEVA | OUTLET PRESSURE RANGE | 1.0 TO 40.0 POUNDS PER SQUARE INCH |
| AEVN | REGULATION TYPE | MANUAL SINGLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVS | REMOTE ACTUATION METHOD | DIAPHRAGM |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 100.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| AZKQ | TEMP RATING | 425.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | STEEL BODY |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS MODIFIED BY SPCC PROCUREMENT SPEC |
| Components Related to NSN - 4820-00-288-6974, 4820002886974 | ||||
| 4810-01-379-3588 (4810013793588) | 4810-00-763-4834 (4810007634834) | 4820-01-524-6893 (4820015246893) | 4820-01-237-2801 (4820012372801) | |
| 4820-01-103-6880 (4820011036880) | 4820-01-312-1011 (4820013121011) | 4810-01-509-0551 (4810015090551) | 4820-01-345-9229 (4820013459229) | |
| 4810-01-376-2787 (4810013762787) | 4820-01-241-5464 (4820012415464) | 4810-01-386-3270 (4810013863270) | 4820-01-312-5840 (4820013125840) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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