| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-744-1239 (007441239) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Republic Mfg Co Inc, Teledyne Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1801576 | northrop grumman systems corporation | valve check | 21877 | RFQ |
| 1801576-1 | northrop grumman systems corporation | valve check | 03956 | RFQ |
| 481-1 8-1 | republic mfg co inc | valve check | 96047 | RFQ |
| 481-1 8B-2 | teledyne industries inc | valve check | 86768 | RFQ |
| 481-1 8B1-2 | teledyne industries inc | valve check | 86768 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AEHZ | MAXIMUM OPERATING TEMP | 200.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 2ND END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.125 INCHES 2ND END |
| MATT | MATERIAL | COPPER ALLOY 360 SEAT |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| MATT | MATERIAL | STEEL COMP 304 FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,AISI 303/SAE 30303 FED STD 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE AND FED STD 66,AISI 304/SAE 30304 FED STD 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL,HYDROCARBON 2ND RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| THSD | THREAD SERIES DESIGNATOR | NPT 2ND END |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES 1ST END |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES 2ND END |
| ADSU | DISK LOADING METHOD | SPRING |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 2ND END |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END (PIPE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CMLP | THREAD QUANTITY PER INCH | 27 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.125 INCHES 1ST END |
| MATT | MATERIAL | COPPER ALLOY 360 BODY AND STEEL COMP 303 BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER,FRESH 3RD RESPONSE |
| Components Related to NSN - 4820-00-744-1239, 4820007441239 | ||||
| 4820-01-572-7837 (4820015727837) | 4820-01-478-2496 (4820014782496) | 4810-01-232-8702 (4810012328702) | 4820-12-340-3271 (4820123403271) | |
| 4820-01-424-4726 (4820014244726) | 4820-00-428-7011 (4820004287011) | 4810-01-707-6012 (4810017076012) | 4820-01-671-9772 (4820016719772) | |
| 4820-00-034-1423 (4820000341423) | 4820-01-160-8232 (4820011608232) | 4820-00-032-4754 (4820000324754) | 4810-01-516-2099 (4810015162099) | |
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