| Item Name | Disk Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-924-0538 (009240538) |
| NCB Code | USA (00) |
| Manufacturer | Electric Boat Corporation, Parker Hannifin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.128 INCHES NOMINAL |
| AAZE | SHANK DIAMETER | 0.316 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 0.624 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.532 INCHES NOMINAL |
| AFEF | INSIDE DEPTH | 0.435 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.220 INCHES NOMINAL |
| CRRB | SEAT ANGLE | 75.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | 0.156 IN. RADIUS ON SHANK END |
| MATT | MATERIAL | NICKEL ALLOY |
| STYL | STYLE DESIGNATOR | POPPET |
| Components Related to NSN - 4820-00-924-0538, 4820009240538 | ||||
| 4820-01-251-8056 (4820012518056) | 4820-01-422-5097 (4820014225097) | 4810-00-280-2146 (4810002802146) | 4810-00-288-7539 (4810002887539) | |
| 4810-99-188-5410 (4810991885410) | 4820-01-221-1622 (4820012211622) | 4820-01-426-3375 (4820014263375) | 4820-01-363-2087 (4820013632087) | |
| 4810-01-408-9999 (4810014089999) | 4820-01-192-3568 (4820011923568) | 4820-00-997-9937 (4820009979937) | 4810-01-424-8304 (4810014248304) | |
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