AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Pin Piston |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 01-180-5946 (011805946) |
| NCB Code | USA (01) |
| Manufacturer | Fairbanks Morse Llc, Coltec Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | PLAIN ENDS |
| AASG | CASEHARDENING INDICATOR | CASEHARDENED |
| AATA | COUNTERSINK ANGLE IN DEG | 30.0 |
| ABKV | OUTSIDE DIAMETER | 6.69240 INCHES NOMINAL |
| ABRB | HOLE ARRANGEMENT STYLE | TWO HOLES THRU PIN |
| ABRC | FIRST HOLE DIAMETER | 0.469 INCHES NOMINAL |
| ABRD | SECOND HOLE DIAMETER | 0.469 INCHES NOMINAL |
| ABRE | DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 4.684 INCHES NOMINAL |
| ABRF | CENTER TO CENTER DISTANCE BETWEEN HOLES | 4.7200 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.3050 INCHES NOMINAL |
| ADAQ | BODY LENGTH | 14.0890 INCHES NOMINAL |
| AETC | METALLIC HARDNESS RATING | 60.0 MINIMUM ROCKWELL C AND 64.0 MAXIMUM ROCKWELL C |
| ANTP | BORE STYLE | INSIDE CHAMFER STRAIGHT-THRU BORE |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 2815-01-180-5946, 2815011805946 | ||||
| 2815-00-273-0517 (2815002730517) | 2840-01-398-9640 (2840013989640) | 2825-00-987-7454 (2825009877454) | 2825-00-134-0173 (2825001340173) | |
| 2840-00-798-7841 (2840007987841) | 2840-00-169-0159 (2840001690159) | 2805-01-330-1825 (2805013301825) | 2835-00-614-6198 (2835006146198) | |
| 2815-01-550-0310 (2815015500310) | 2815-01-395-0527 (2815013950527) | 2840-01-496-0938 (2840014960938) | 2805-00-883-1188 (2805008831188) | |
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