AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 01-312-5104 (013125104) |
| NCB Code | USA (01) |
| Manufacturer | Cummins Filtration Inc, Brighton Cromwell Llc, Ar Bee Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 23.500 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 9.300 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| APGF | DESIGN TYPE | DRY |
| ARNG | BODY SHAPE | RECTANGULAR |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED 1.400 IN. FROM END ON TOP OF BODY SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 2.700 INCHES NOMINAL SINGLE INLET2.700 INCHES NOMINAL |
| ARSQ | INLET OUTSIDE DIAMETER | 2.500 INCHES NOMINAL SINGLE INLET2.500 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | LOCATED 3.500 IN. OFFCENTER ON END OF BODY 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 2.700 INCHES NOMINAL 1ST OUTLET2.700 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 2.500 INCHES NOMINAL 1ST OUTLET2.500 INCHES NOMINAL |
| Relevant Components for NSN - 2990-01-312-5104, 2990013125104 | ||||
| 2920-00-424-2979 (2920004242979) | 2990-00-447-2016 (2990004472016) | 2920-01-058-1026 (2920010581026) | 2920-01-447-4280 (2920014474280) | |
| 2990-01-630-2542 (2990016302542) | 2910-01-146-0880 (2910011460880) | 2995-00-939-8700 (2995009398700) | 2920-01-368-7449 (2920013687449) | |
| 2910-00-288-5859 (2910002885859) | 2940-01-516-9565 (2940015169565) | 2915-99-739-6457 (2915997396457) | 2990-01-412-7943 (2990014127943) | |
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