| 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) | 00-090-5639 (000905639) |
| NCB Code | USA (00) |
| Manufacturer | Brinkley Technology Group Llc, Hercules Engine Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | DISH |
| ABKW | OVERALL HEIGHT | 6.844 INCHES NOMINAL |
| ABMZ | DIAMETER | 4.375 INCHES NOMINAL |
| ACXM | OIL PASSAGE TYPE | HOLE 3RD RING |
| ACXU | PINHOLE DIAMETER | 1.6244 INCHES MINIMUM AND 1.6248 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 | 6 |
| AXGB | RING GROOVE WIDTH | 0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM 2ND RING |
| AXGB | RING GROOVE WIDTH | 0.1270 INCHES MINIMUM AND 0.1280 INCHES MAXIMUM 1ST RING |
| AXGB | RING GROOVE WIDTH | 0.2500 INCHES NOMINAL 3RD RING |
| AXGD | RING GROOVE DIAMETER | 3.969 INCHES NOMINAL 1ST RING |
| AXGD | RING GROOVE DIAMETER | 3.979 INCHES NOMINAL 2ND RING |
| AXGE | RING GROOVE POSITION BELOW PISTON PIN | NUMBER 1,NUMBER 2,NUMBER 3,NUMBER 4,NUMBER 5 AND NUMBER 6 ALL RINGSNUMBER 6 RING GROOVE LOCATED BELOW PISTON PIN BOSSES |
| AXPH | OIL GROOVE | INCLUDED |
| AXPK | DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 4.591 INCHES MINIMUM AND 4.595 INCHES MAXIMUM |
| AXPL | PIN HOLE BUSHING | NOT INCLUDED |
| AXPM | DISTANCE BETWEEN PIN BOSSES | 1.812 INCHES NOMINAL |
| AXPN | RETAINING RING GROOVE | INCLUDED |
| AXPP | PIN | NOT INCLUDED |
| AXPQ | PIN TYPE FOR WHICH DESIGNED | FLOATING |
| AXPR | RING | NOT INCLUDED |
| BQBL | CARBON GROOVE | NOT INCLUDED |
| MATT | MATERIAL | ALUMINUM |
| SFTT | SURFACE TREATMENT | TIN |
| ZZZV | FSC APPLICATION DATA | DIESEL ENGINE |
| Components Related to NSN - 2815-00-090-5639, 2815000905639 | ||||
| 2840-01-310-2614 (2840013102614) | 2840-01-070-6160 (2840010706160) | 2815-01-180-0706 (2815011800706) | 2840-01-622-8043 (2840016228043) | |
| 2840-01-036-7121 (2840010367121) | 2825-00-025-9834 (2825000259834) | 2840-00-082-3362 (2840000823362) | 2815-00-732-8383 (2815007328383) | |
| 2810-00-310-5561 (2810003105561) | 2825-00-446-4711 (2825004464711) | 2840-01-595-3258 (2840015953258) | 2840-01-322-4573 (2840013224573) | |
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