| Item Name | Guide Valve Stem |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 00-303-1312 (003031312) |
| NCB Code | USA (00) |
| Manufacturer | Ryan Equipment Co Inc, Champion Aerospace Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.313 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.745 INCHES MINIMUM AND 0.748 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.3440 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM |
| AGQK | MAJOR DIAMETER LENGTH | 0.188 INCHES NOMINAL |
| AXHQ | GROOVE QUANTITY | 1 |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQSH | AA END DIAMETER | 0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| BQSJ | BB END SHANK DIAMETER | 0.536 INCHES MINIMUM AND 0.546 INCHES MAXIMUM |
| BQSK | BB END CHAMFER LENGTH | 0.062 INCHES NOMINAL |
| BQSL | BB END CHAMFER ANGLE IN DEG | 30.0 |
| FEAT | SPECIAL FEATURES | THD PORTION IS 5/8 IN.-24UNEF-3,FEATG0.406 IN MIN,0.500 IN. MAX LG THREADED PORTION,FEATG0.750 INNOM LG OF BB END,FEATDG0.875 IN MIN,0.969 IN MAX NEXT LARGER DIA PORTION AA END |
| MATT | MATERIAL | COPPER ALLOY |
| Relevant Components for NSN - 2815-00-303-1312, 2815003031312 | ||||
| 2835-00-219-2995 (2835002192995) | 2840-01-553-8583 (2840015538583) | 2810-00-321-3087 (2810003213087) | 2840-00-730-8469 (2840007308469) | |
| 2805-01-523-8375 (2805015238375) | 2840-01-588-3572 (2840015883572) | 2825-00-961-8353 (2825009618353) | 2815-00-970-8934 (2815009708934) | |
| 2815-01-341-8674 (2815013418674) | 2840-00-602-6043 (2840006026043) | 2835-01-146-3530 (2835011463530) | 2825-00-147-5712 (2825001475712) | |
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