| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-331-6648 (013316648) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, Atlas Valve Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MIL-V-17848 | military specifications | valve regulating fluid pressure | 81349 | RFQ |
| MIL-V-17848C | military specifications | valve regulating fluid pressure | 81349 | RFQ |
| NAP943 | atlas valve co | valve regulating fluid pressure | 70667 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACKP | FIRST END RAISED FACE HEIGHT | 0.250 INCHES NOMINAL |
| ACSH | SEAT MATERIAL | STEEL |
| AZKQ | TEMP RATING | 775.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | STEEL BODY |
| ACKQ | FIRST END RAISED FACE DIAMETER | 4.125 INCHES NOMINAL |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEWF | FILTER | NOT INCLUDED |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 7.500 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKU | FIRST END FLANGE THICKNESS | 1.125 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADQV | FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY,QQ-N-281 |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVR | VALVE LOADING METHOD | SPRING |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-V-17848C GOVERNMENT SPECIFICATION |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A CLASS AND D COMPOSITION AND 2.50IPS SIZE |
| ACKM | FIRST END CONNECTION TYPE | RAISED FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | RAISED |
| ADQL | FACE TO FACE DISTANCE | 13.000 INCHES NOMINAL |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 600.0 POUNDS PER SQUARE INCH |
| Components Related to NSN - 4820-01-331-6648, 4820013316648 | ||||
| 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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