| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-287-2996 (002872996) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, National Instruments Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MILV20065 | military specifications | valve safety relief | 81349 | RFQ |
| TYA1CLC3-8 400-136T0169SBU | national instruments corporation | valve safety relief | 03950 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | EXPOSED SPRING |
| ADST | BONNET ATTACHMENT METHOD | UNION |
| ADSU | DISK LOADING METHOD | SPRING |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AEHZ | MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT 2ND RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT 1ST RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | 136.0/169.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| MATT | MATERIAL | COPPER ALLOY STEM |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND C CLASS |
| Relevant Components for NSN - 4820-00-287-2996, 4820002872996 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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