| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-484-0626 (004840626) |
| NCB Code | USA (00) |
| Manufacturer | Seaman Parsons Corp, Rheometric Scientific Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| AECS | BOLT HOLE QUANTITY | 2 1ST END |
| AKGF | NOMINAL WIDTH | 2.190 INCHES 1ST END |
| AKGG | NOMINAL LENGTH | 3.125 INCHES 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | OVAL WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CWCK | NOMINAL THICKNESS | 0.370 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.405 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 2.390 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.093 INCHES 1ST END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 0.753 INCHES 1ST END |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYL | STYLE DESIGNATOR | ANGLE |
| TMQY | FURNISHED ITEMS AND QUANTITY | 3 GASKET |
| Relevant Components for NSN - 4820-00-484-0626, 4820004840626 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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