| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-034-3265 (000343265) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Engineered Magnetics Inc, Northrop Grumman Technical Services Inc, Warnke Roger |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.438 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKW | OVERALL HEIGHT | 0.438 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.375 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| FEAT | SPECIAL FEATURES | COUNTERSINK 110 DEG BY 0.475 IN. DIA 1ST END |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND F 4 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN THREADED |
| THSD | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
| ZZZV | FSC APPLICATION DATA | ACFT CANOPY FLUTTER DAMPENER |
| Relevant Components for NSN - 4820-00-034-3265, 4820000343265 | ||||
| 4820-01-251-8295 (4820012518295) | 4820-01-606-5732 (4820016065732) | 4820-01-504-6136 (4820015046136) | 4820-01-345-7050 (4820013457050) | |
| 4810-01-373-6377 (4810013736377) | 4810-01-079-4456 (4810010794456) | 4820-01-280-4146 (4820012804146) | 4820-01-651-8515 (4820016518515) | |
| 4820-01-688-1777 (4820016881777) | 4820-01-439-5575 (4820014395575) | 4820-01-228-6731 (4820012286731) | 4820-01-645-8483 (4820016458483) | |
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