| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-678-0072 (006780072) |
| NCB Code | USA (00) |
| Manufacturer | Cummins Filtration Inc, Ar Bee Corp, Brighton Cromwell Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 38.000 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ADAV | OVERALL DIAMETER | 7.125 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | MULTIPASS |
| ARNF | TUBE QUANTITY | 2 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED 4 IN. FROM END OF BODY TO CENTER OF INLET ON SIDE OF BODY SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 8.250 INCHES NOMINAL SINGLE INLET8.250 INCHES NOMINAL |
| ARSQ | INLET OUTSIDE DIAMETER | 3.626 INCHES MINIMUM AND 3.646 INCHES MAXIMUM SINGLE INLET |
| ARTE | INLET INSIDE DIAMETER | 3.505 INCHES MINIMUM AND 3.525 INCHES MAXIMUM SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | THREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED IN END SECT. OF BODY 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 4.000 INCHES NOMINAL 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 4.000 INCHES NOMINAL 1ST OUTLET4.000 INCHES NOMINAL |
| ARTW | OUTLET THREAD SIZE | 3-8 1ST OUTLET |
| ARTX | OUTLET THREAD SERIES DESIGNATOR | NPT 1ST OUTLET |
| ARTY | OUTLET THREAD DIRECTION | RIGHT-HAND 1ST OUTLET |
| ARTZ | OUTLET THREAD LOCATION | EXTERNAL 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM ALLOY |
| Components Related to NSN - 2990-00-678-0072, 2990006780072 | ||||
| 2920-00-593-5242 (2920005935242) | 2910-01-525-0442 (2910015250442) | 2990-01-300-8321 (2990013008321) | 2920-01-393-0990 (2920013930990) | |
| 2910-00-470-6767 (2910004706767) | 2990-01-412-7668 (2990014127668) | 2910-00-787-6419 (2910007876419) | 2990-01-147-3953 (2990011473953) | |
| 2915-00-132-1684 (2915001321684) | 2915-00-015-2493 (2915000152493) | 2915-00-172-7067 (2915001727067) | 2915-01-074-5338 (2915010745338) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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