| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-824-5274 (008245274) |
| NCB Code | USA (00) |
| Manufacturer | Lawler Manufacturing Inc, Trac Regulators Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A SINGLE THREADED PORTION |
| ADAR | BODY OUTSIDE DIAMETER | 2.438 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 30.000 NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 11 SINGLE THREADED PORTION |
| CQFM | HARDNESS RATING | 125.0 BRINELL STANDARD MINIMUM BODY AND 150.0 BRINELL STANDARD MAXIMUM BODY |
| CQFM | HARDNESS RATING | 125.0 BRINELL STANDARD MINIMUM FACE AND 150.0 BRINELL STANDARD MAXIMUM FACE |
| CQJX | NOMINAL THREAD SIZE | 2.438 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | NICKEL ALLOY OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| THSD | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.250 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKK | FLANGE DIAMETER | 2.781 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 2.000 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL |
| Components Related to NSN - 4820-00-824-5274, 4820008245274 | ||||
| 4820-01-168-7617 (4820011687617) | 4820-00-036-1739 (4820000361739) | 4820-01-148-9383 (4820011489383) | 4820-01-416-7529 (4820014167529) | |
| 4810-01-036-3133 (4810010363133) | 4820-01-365-7068 (4820013657068) | 4820-00-475-4247 (4820004754247) | 4820-01-192-5887 (4820011925887) | |
| 4820-01-546-7933 (4820015467933) | 4820-00-366-2438 (4820003662438) | 4820-01-066-6185 (4820010666185) | 4810-00-670-3476 (4810006703476) | |
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