| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-991-6780 (009916780) |
| NCB Code | USA (00) |
| Manufacturer | Cummins Power Generation Ltd, Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACQW | INLET CONNECTION TYPE | FLANGE SINGLE INLET |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 1 |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNL | INLET FLANGE SHAPE | OVAL SINGLE INLET |
| ARNM | INLET FLANGE MOUNTING PROVISION AND QUANTITY | 4 HOLES SINGLE INLET4 HOLES |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTL | OUTLET FLANGE SHAPE | ROUND 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | CHROMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Components Related to NSN - 2990-00-991-6780, 2990009916780 | ||||
| 2915-00-627-7741 (2915006277741) | 2910-01-331-8781 (2910013318781) | 2910-00-001-9024 (2910000019024) | 2910-00-620-6887 (2910006206887) | |
| 2910-00-097-4051 (2910000974051) | 2915-01-463-5374 (2915014635374) | 2920-01-434-5525 (2920014345525) | 2915-00-918-8894 (2915009188894) | |
| 2920-00-275-6807 (2920002756807) | 2910-01-571-2742 (2910015712742) | 2915-00-420-9969 (2915004209969) | 2915-00-449-1613 (2915004491613) | |
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