| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-289-1043 (002891043) |
| NCB Code | USA (00) |
| Manufacturer | Atwood And Morrill Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 8.688 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| 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 |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 9 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.812 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 7.125 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | STEEL,CORROSION RESISTING |
| ADQL | FACE TO FACE DISTANCE | 12.000 INCHES NOMINAL |
| ADQV | FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEVA | OUTLET PRESSURE RANGE | 12.0 TO 16.0 POUNDS PER SQUARE INCH |
| AEVN | REGULATION TYPE | MANUAL SINGLE STAGE |
| AEVQ | VALVE STEM DESIGN | SINGLE SEAT |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 100.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| AZKQ | TEMP RATING | 640.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | STEEL BODY |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS MODIFIED BY SPCC PROCUREMENT SPEC |
| Components Related to NSN - 4820-00-289-1043, 4820002891043 | ||||
| 4820-00-775-3968 (4820007753968) | 4820-01-407-1380 (4820014071380) | 4810-01-384-9916 (4810013849916) | 4820-00-036-1498 (4820000361498) | |
| 4820-01-445-1127 (4820014451127) | 4820-01-431-0885 (4820014310885) | 4820-01-168-8308 (4820011688308) | 4820-00-967-1001 (4820009671001) | |
| 4820-01-136-3800 (4820011363800) | 4810-01-524-9684 (4810015249684) | 4820-01-068-2378 (4820010682378) | 4820-01-370-6648 (4820013706648) | |
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