| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-287-3136 (002873136) |
| NCB Code | USA (00) |
| Manufacturer | Dresser Industries Inc, Military Specifications, National Instruments Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES 1ST END |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 1580.0 POUNDS PER HOUR |
| AEHZ | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | SOCKET 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | 158.0/207.0 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | W/LIFTING LEVER |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY STEM |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A-1 TYPE AND C CLASS |
| Relevant Components for NSN - 4820-00-287-3136, 4820002873136 | ||||
| 4820-01-457-8919 (4820014578919) | 4820-00-518-4670 (4820005184670) | 4820-01-087-8164 (4820010878164) | 4820-01-658-8314 (4820016588314) | |
| 4820-01-600-0105 (4820016000105) | 4820-01-221-1573 (4820012211573) | 4820-01-117-0037 (4820011170037) | 4820-01-047-2107 (4820010472107) | |
| 4820-00-818-1047 (4820008181047) | 4820-01-544-0867 (4820015440867) | 4810-00-679-2778 (4810006792778) | 4820-01-115-6756 (4820011156756) | |
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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