| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-623-9087 (006239087) |
| NCB Code | USA (00) |
| Manufacturer | Vickers Ltd, Olmsted Products Company Llc, The Oilgear Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 2.500 INCHES 2ND END |
| AAJD | THREAD CLASS | 2B 3RD END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 3RD END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 6 1ST END |
| AHNC | CONNECTION STYLE | BEVELED (PIPE) 2ND END |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) 3RD END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | BUTT WELD PIPE 2ND END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 3RD END |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 3RD END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.312 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.750 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.356 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.750 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RECESSED STRAIGHT 1ST END |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | PAINT |
| STYL | STYLE DESIGNATOR | CROSS |
| THSD | THREAD SERIES DESIGNATOR | UNF 3RD END |
| Components Related to NSN - 4820-00-623-9087, 4820006239087 | ||||
| 4820-01-373-8958 (4820013738958) | 4820-01-129-8013 (4820011298013) | 4820-01-440-6910 (4820014406910) | 4810-01-523-9395 (4810015239395) | |
| 4810-01-541-8177 (4810015418177) | 4810-01-480-3370 (4810014803370) | 4820-01-190-5941 (4820011905941) | 4820-01-130-0014 (4820011300014) | |
| 4820-01-365-6951 (4820013656951) | 4820-01-414-5558 (4820014145558) | 4820-01-319-9150 (4820013199150) | 4820-00-488-8376 (4820004888376) | |
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