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) | 00-470-7391 (004707391) |
| NCB Code | USA (00) |
| Manufacturer | Cummins Filtration Inc, Honeywell International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 10.500 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ADAV | OVERALL DIAMETER | 8.500 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 3.005 INCHES NOMINAL 1ST OUTLET3.005 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 2 |
| ARNF | TUBE QUANTITY | 2 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED 1.563 IN. C TO C FROM HORIZONTAL CENTER LINE SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 2.750 INCHES NOMINAL SINGLE INLET2.750 INCHES NOMINAL |
| ARSQ | INLET OUTSIDE DIAMETER | 3.125 INCHES MINIMUM AND 3.145 INCHES MAXIMUM SINGLE INLET |
| ARTE | INLET INSIDE DIAMETER | 3.005 INCHES MINIMUM AND 3.025 INCHES MAXIMUM SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | LOCATED 1.563 IN. C TO C FROM HORIZONTAL CENTER LINE 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 5.000 INCHES NOMINAL 1ST OUTLET5.000 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 3.125 INCHES NOMINAL 1ST OUTLET3.125 INCHES NOMINAL |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM |
| Relevant Components for NSN - 2990-00-470-7391, 2990004707391 | ||||
| 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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