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| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-287-4105 (002874105) |
| NCB Code | USA (00) |
| Manufacturer | Bath Iron Works Corporation, Mechanical Equipment Company Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 51-449PC580 | bath iron works corporation | valve safety relief | RFQ |
| 51-332PC580 | bath iron works corporation | valve safety relief | RFQ |
| V009 | bath iron works corporation | valve safety relief | RFQ |
| 460-0275-000 | mechanical equipment company inc | valve safety relief | RFQ |
| M36558-2ALT1PC580 | bath iron works corporation | valve safety relief | RFQ |
| M36558-2PC580 | bath iron works corporation | valve safety relief | RFQ |
| 51-335PC580 | bath iron works corporation | valve safety relief | RFQ |
| M36461-1PC46 | bath iron works corporation | valve safety relief | RFQ |
| 51-160PC580 | bath iron works corporation | valve safety relief | RFQ |
| M36812PC580 | bath iron works corporation | valve safety relief | RFQ |
| 51-391PC580 | bath iron works corporation | valve safety relief | RFQ |
| 51-143PC580 | bath iron works corporation | valve safety relief | RFQ |
| M36737PC580 | bath iron works corporation | valve safety relief | RFQ |
| M36548-1PC580 | bath iron works corporation | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.250 INCHES 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | EXPOSED SPRING |
| ADST | BONNET ATTACHMENT METHOD | UNION |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 350.0 DEG FAHRENHEIT 2ND RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT 1ST RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CBBL | FEATURES PROVIDED | VALVE STEM LOCK SHIELD |
| CQCY | ADJUSTABLE PRESSURE RANGE | 4.0 TO 9.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 1.250 INCHES ALL ENDS |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | COPPER ALLOY STEM |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 2ND RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| Relevant Components for NSN - 4820-00-287-4105, 4820002874105 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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