AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-475-1506 (004751506) |
| NCB Code | USA (00) |
| Manufacturer | Napco International Llc, Globe Dynamics International Inc, General Motors Corp, Eca Etablissement Central Des |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | WELDED |
| ADSU | DISK LOADING METHOD | SPRING |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | UNTHREADED EXTERNAL HOSE 1ST END |
| AZGM | MOUNTING FACILITY | THREADED FASTENER |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CSDC | OPENING PRESSURE SETTING | 13.0 POUNDS PER SQUARE INCH |
| STYL | STYLE DESIGNATOR | ANGLE |
| Relevant Components for NSN - 4820-00-475-1506, 4820004751506 | ||||
| 4820-01-355-0373 (4820013550373) | 4820-01-596-5537 (4820015965537) | 4820-01-428-4292 (4820014284292) | 4820-01-572-3577 (4820015723577) | |
| 4820-01-535-9663 (4820015359663) | 4820-01-278-9880 (4820012789880) | 4820-01-412-2051 (4820014122051) | 4820-12-365-1402 (4820123651402) | |
| 4810-12-380-1387 (4810123801387) | 4820-01-492-3226 (4820014923226) | 4820-01-299-0262 (4820012990262) | 4820-01-263-0040 (4820012630040) | |
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