| 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) | 00-528-5704 (005285704) |
| NCB Code | USA (00) |
| Manufacturer | Coltec Industries Inc, Fairbanks Morse Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 13NF4A5PC1 | coltec industries inc | piston internal combustion engin | RFQ |
| 23NF6A5PC1 | coltec industries inc | piston internal combustion engin | RFQ |
| NFA5L | fairbanks morse llc | piston internal combustion engin | RFQ |
| NFA5L | coltec industries inc | piston internal combustion engin | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| ABKW | OVERALL HEIGHT | 5.312 INCHES NOMINAL |
| ABMZ | DIAMETER | 4.250 INCHES NOMINAL |
| ACXM | OIL PASSAGE TYPE | HOLE |
| ACXU | PINHOLE DIAMETER | 1.7474 INCHES MINIMUM AND 1.7514 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 | 0.1260 INCHES MINIMUM 1ST RING |
| AXGB | RING GROOVE WIDTH | 0.1270 INCHES MAXIMUM 2ND RING |
| AXGD | RING GROOVE DIAMETER | 3.865 INCHES MINIMUM 1ST RING |
| AXGD | RING GROOVE DIAMETER | 3.865 INCHES MINIMUM 3RD RING |
| AXGD | RING GROOVE DIAMETER | 3.865 INCHES MINIMUM 5TH RING |
| AXGD | RING GROOVE DIAMETER | 3.873 INCHES MAXIMUM 2ND RING |
| AXGD | RING GROOVE DIAMETER | 3.873 INCHES MAXIMUM 4TH RING |
| AXGD | RING GROOVE DIAMETER | 3.873 INCHES MAXIMUM 6TH RING |
| AXGE | RING GROOVE POSITION BELOW PISTON PIN | NUMBER 1,NUMBER 2,NUMBER 3,NUMBER 4,NUMBER 5,AND NUMBER 6 ALL RINGS |
| AXPH | OIL GROOVE | NOT INCLUDED |
| AXPK | DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 3.060 INCHES MINIMUM AND 3.064 INCHES MAXIMUM |
| AXPL | PIN HOLE BUSHING | NOT INCLUDED |
| AXPM | DISTANCE BETWEEN PIN BOSSES | 1.844 INCHES MINIMUM AND 1.906 INCHES MAXIMUM |
| AXPN | RETAINING RING GROOVE | INCLUDED |
| AXPP | PIN | INCLUDED |
| AXPQ | PIN TYPE FOR WHICH DESIGNED | LOCKING |
| AXPR | RING | INCLUDED |
| BQBL | CARBON GROOVE | INCLUDED |
| MATT | MATERIAL | IRON CAST |
| WGHT | WEIGHT | 140.0 OUNCES |
| Relevant Components for NSN - 2815-00-528-5704, 2815005285704 | ||||
| 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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