| Item Name | Guide Valve Stem |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-268-9919 (012689919) |
| NCB Code | USA (01) |
| Manufacturer | O T S I |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATA | COUNTERSINK ANGLE IN DEG | 45.0 |
| ABHP | OVERALL LENGTH | 0.750 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.212 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.2540 INCHES NOMINAL |
| AGQK | MAJOR DIAMETER LENGTH | 0.240 INCHES NOMINAL |
| BPNY | COUNTERSINK LENGTH | 0.031 INCHES NOMINAL |
| BQDC | BORE COUNTERSINK | INCLUDED |
| BQDD | COUNTERSINK LOCATION | AA END AND BB END |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQSJ | BB END SHANK DIAMETER | 0.688 INCHES NOMINAL |
| BQSK | BB END CHAMFER LENGTH | 0.060 INCHES NOMINAL |
| BQSL | BB END CHAMFER ANGLE IN DEG | 45.0 |
| BQSM | AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| BQSR | SHOULDER FIRST FILLET RADIUS | 0.015 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 303 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303-CANCELED FED SPEC 1ST MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Relevant Components for NSN - 4820-01-268-9919, 4820012689919 | ||||
| 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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