| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 01-164-0120 (011640120) |
| NCB Code | USA (01) |
| Manufacturer | Ottawa Truck Inc, Riker Products |
| MRC | Criteria | Characteristic |
|---|---|---|
| ARNJ | INLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY SINGLE INLET |
| ARSQ | INLET OUTSIDE DIAMETER | 4.000 INCHES NOMINAL SINGLE INLET4.000 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM |
| ABHP | OVERALL LENGTH | 52.000 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ADAV | OVERALL DIAMETER | 9.000 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 4.000 INCHES NOMINAL 1ST OUTLET4.000 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARND | MUFFLER DESIGN | ANY ACCEPTABLE |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | ANY ACCEPTABLE |
| Relevant Components for NSN - 2990-01-164-0120, 2990011640120 | ||||
| 2990-01-580-3837 (2990015803837) | 2920-01-656-1293 (2920016561293) | 2950-01-074-7036 (2950010747036) | 2910-01-585-7870 (2910015857870) | |
| 2990-01-521-8971 (2990015218971) | 2915-00-932-6291 (2915009326291) | 2915-00-073-7299 (2915000737299) | 2910-01-365-0765 (2910013650765) | |
| 2910-01-316-2324 (2910013162324) | 2920-01-101-7131 (2920011017131) | 2915-00-468-4483 (2915004684483) | 2915-01-038-3825 (2915010383825) | |
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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