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) | 00-407-9419 (004079419) |
| NCB Code | USA (00) |
| Manufacturer | Ar Bee Corp, Cummins Filtration Inc, Brighton Cromwell Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 22.000 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ADAV | OVERALL DIAMETER | 7.620 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 3.499 INCHES NOMINAL 1ST OUTLET3.499 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 5 |
| ARNF | TUBE QUANTITY | 3 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED IN END SECTION OF BODY 1.500 IN. FROM HORIZONTAL CENTER LINE TO CENTER OF INLET AND 0.880 IN. FROM VERTICAL CENTER LINE TO CENTER OF INLET SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 2.500 INCHES NOMINAL SINGLE INLET2.500 INCHES NOMINAL |
| ARSQ | INLET OUTSIDE DIAMETER | 3.506 INCHES MINIMUM AND 3.526 INCHES MAXIMUM SINGLE INLET |
| ARTE | INLET INSIDE DIAMETER | 3.380 INCHES MINIMUM AND 3.400 INCHES MAXIMUM SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | LOCATED ON BOTTOM SIDE OF BODY 3.000 IN. FROM CENTER OF OUTLET TO BODY END 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 8.000 INCHES NOMINAL 1ST OUTLET8.000 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 3.625 INCHES NOMINAL 1ST OUTLET3.625 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | CLEANOUT PLUG LOCATED ON BOTTOM SIDE OF BODY 7.000 IN. FROM OUTLET END |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 2990-00-407-9419, 2990004079419 | ||||
| 2945-00-429-6642 (2945004296642) | 2950-01-334-7313 (2950013347313) | 2940-01-239-6118 (2940012396118) | 2920-00-401-9401 (2920004019401) | |
| 2915-00-328-0913 (2915003280913) | 2910-01-190-4852 (2910011904852) | 2915-00-890-7803 (2915008907803) | 2910-01-577-6273 (2910015776273) | |
| 2990-00-363-8103 (2990003638103) | 2910-01-519-3650 (2910015193650) | 2915-00-089-4045 (2915000894045) | 2910-01-642-4357 (2910016424357) | |
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