| Item Name | Disk Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-004-0791 (010040791) |
| NCB Code | USA (01) |
| Manufacturer | Twin Disc Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.248 INCHES NOMINAL |
| AAZE | SHANK DIAMETER | 0.373 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 0.748 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.700 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 1.100 INCHES NOMINAL |
| CRRB | SEAT ANGLE | 30.0 DEGREES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY |
| STYL | STYLE DESIGNATOR | POPPET |
| Relevant Components for NSN - 4820-01-004-0791, 4820010040791 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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