| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-277-3853 (002773853) |
| NCB Code | USA (00) |
| Manufacturer | Telephonics Corporation, Droitcour Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | PLUG |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 10.0 GALLONS PER MINUTE |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AHNC | CONNECTION STYLE | GASKET SEAL(BOSS) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CMLP | THREAD QUANTITY PER INCH | 16 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | 500.0 TO 4500.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
| Relevant Components for NSN - 4820-00-277-3853, 4820002773853 | ||||
| 4820-00-826-2534 (4820008262534) | 4820-01-212-8639 (4820012128639) | 4820-01-299-5070 (4820012995070) | 4820-01-311-8336 (4820013118336) | |
| 4820-00-872-1404 (4820008721404) | 4810-01-699-7433 (4810016997433) | 4810-01-546-7955 (4810015467955) | 4820-01-596-0825 (4820015960825) | |
| 4820-01-327-4978 (4820013274978) | 4820-01-272-7691 (4820012727691) | 4820-00-453-3551 (4820004533551) | 4820-00-304-9412 (4820003049412) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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