| Item Name | Piston Internal Combustion Engin |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 00-540-9517 (005409517) |
| NCB Code | USA (00) |
| Manufacturer | National Instruments Corporation, Capitol Engine Co Inc, Sasco Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | CAVITY |
| ABKW | OVERALL HEIGHT | 5.469 INCHES NOMINAL |
| ABMZ | DIAMETER | 5.360 INCHES NOMINAL |
| ACXM | OIL PASSAGE TYPE | HOLE |
| ACXU | PINHOLE DIAMETER | 1.7497 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | FINISHED |
| AXFR | FINISHED SIZE DESIGNATION | STANDARD |
| AXFT | SKIRT TYPE | SOLID |
| AXFX | SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| AXFZ | RING GROOVE QUANTITY | 5 |
| AXGB | RING GROOVE WIDTH | 0.1270 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM 1ST RING |
| AXGB | RING GROOVE WIDTH | 0.1280 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM 3RD RING |
| AXGB | RING GROOVE WIDTH | 0.1300 INCHES MINIMUM AND 0.1310 INCHES MAXIMUM 2ND RING |
| AXGB | RING GROOVE WIDTH | 0.3130 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM 4TH RING |
| AXGB | RING GROOVE WIDTH | 0.3130 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM 5TH RING |
| AXGD | RING GROOVE DIAMETER | 4.831 INCHES MINIMUM AND 4.846 INCHES MAXIMUM 4TH RING |
| AXGD | RING GROOVE DIAMETER | 4.831 INCHES MINIMUM AND 4.846 INCHES MAXIMUM 5TH RING |
| AXGD | RING GROOVE DIAMETER | 4.920 INCHES MINIMUM AND 4.925 INCHES MAXIMUM 1ST RING |
| AXGD | RING GROOVE DIAMETER | 4.920 INCHES MINIMUM AND 4.925 INCHES MAXIMUM 2ND RING |
| AXGD | RING GROOVE DIAMETER | 4.920 INCHES MINIMUM AND 4.925 INCHES MAXIMUM 3RD RING |
| AXGE | RING GROOVE POSITION BELOW PISTON PIN | NUMBER 1,NUMBER 2,NUMBER 3,NUMBER 4,AND NUMBER 5 ALL RINGS |
| AXPH | OIL GROOVE | NOT INCLUDED |
| AXPK | DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 3.063 INCHES MINIMUM AND 3.067 INCHES MAXIMUM |
| AXPL | PIN HOLE BUSHING | NOT INCLUDED |
| AXPM | DISTANCE BETWEEN PIN BOSSES | 2.062 INCHES NOMINAL |
| AXPN | RETAINING RING GROOVE | NOT INCLUDED |
| AXPP | PIN | NOT INCLUDED |
| AXPQ | PIN TYPE FOR WHICH DESIGNED | FLOATING |
| AXPR | RING | NOT INCLUDED |
| BQBL | CARBON GROOVE | NOT INCLUDED |
| MATT | MATERIAL | ALUMINUM |
| WGHT | WEIGHT | 88.0 OUNCES |
| Components Related to NSN - 2815-00-540-9517, 2815005409517 | ||||
| 2835-00-313-9699 (2835003139699) | 2840-01-522-5299 (2840015225299) | 2840-01-443-5960 (2840014435960) | 2815-12-372-8431 (2815123728431) | |
| 2840-00-991-0409 (2840009910409) | 2825-00-947-6349 (2825009476349) | 2815-01-371-4856 (2815013714856) | 2840-00-915-9547 (2840009159547) | |
| 2815-00-135-6258 (2815001356258) | 2805-01-015-9435 (2805010159435) | 2805-01-523-9519 (2805015239519) | 2840-00-536-4114 (2840005364114) | |
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