| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-287-3037 (002873037) |
| NCB Code | USA (00) |
| Manufacturer | Atwood And Morrill Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AECS | BOLT HOLE QUANTITY | 10 1ST END |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| AZGM | MOUNTING FACILITY | BRACKET |
| CQCY | ADJUSTABLE PRESSURE RANGE | +11.0/+28.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 9.062 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.734 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 7.812 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 1ST END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 7.000 INCHES 1ST END |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 SIGHT GAGE |
| Components Related to NSN - 4820-00-287-3037, 4820002873037 | ||||
| 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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