| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-371-9890 (013719890) |
| NCB Code | USA (01) |
| Manufacturer | Parker Hannifin Corporation, Tymco International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | POPPET |
| MEDA | MEDIA FOR WHICH DESIGNED | OIL,HYDRAULIC SINGLE RESPONSE |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| AEHZ | MAXIMUM OPERATING TEMP | 185.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED CARTRIDGE 1ST END |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 2ND END |
| FEAT | SPECIAL FEATURES | 1.48 IN. LG O/A; 0.875 IN. HEX WRENCH FITTING |
| AAJD | THREAD CLASS | 2B 2ND END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 2ND END |
| CSDC | OPENING PRESSURE SETTING | 10.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL OVERALL |
| AAJD | THREAD CLASS | 2A 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| AHNC | CONNECTION STYLE | PLAIN (SCREW-IN CARTRIDGE) 1ST END |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| STYL | STYLE DESIGNATOR | SCREW-IN CARTRIDGE |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
| THSD | THREAD SERIES DESIGNATOR | UNF 2ND END |
| Components Related to NSN - 4820-01-371-9890, 4820013719890 | ||||
| 4810-20-003-8822 (4810200038822) | 4810-01-014-8016 (4810010148016) | 4810-01-084-1238 (4810010841238) | 4810-01-411-7729 (4810014117729) | |
| 4820-01-408-3745 (4820014083745) | 4820-01-456-9072 (4820014569072) | 4820-01-297-1947 (4820012971947) | 4820-01-135-8329 (4820011358329) | |
| 4820-00-214-6773 (4820002146773) | 4810-01-588-5008 (4810015885008) | 4820-01-538-8242 (4820015388242) | 4820-01-628-7496 (4820016287496) | |
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