| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 01-185-1260 (011851260) |
| NCB Code | USA (01) |
| Manufacturer | General Motors Corp, Walker Mfg Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 25.000 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 5.000 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 9.250 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| AGAV | END ITEM IDENTIFICATION | TRUCK,CHEVY,LIGHT DUTY,1980-82 |
| AJLW | OUTLET INSIDE DIAMETER | 2.000 INCHES NOMINAL 1ST OUTLET2.000 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | STRAIGHT THROUGH |
| ARNG | BODY SHAPE | RECTANGULAR |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 2.125 INCHES NOMINAL SINGLE INLET2.125 INCHES NOMINAL |
| ARTE | INLET INSIDE DIAMETER | 2.500 INCHES NOMINAL SINGLE INLET2.500 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | LOCATED IN END SECTION OF BODY 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 2.125 INCHES NOMINAL 1ST OUTLET2.125 INCHES NOMINAL |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ZINC |
| Relevant Components for NSN - 2990-01-185-1260, 2990011851260 | ||||
| 2915-00-973-9935 (2915009739935) | 2920-00-394-5999 (2920003945999) | 2910-01-686-5631 (2910016865631) | 2990-01-188-3418 (2990011883418) | |
| 2920-00-401-9401 (2920004019401) | 2930-01-368-5305 (2930013685305) | 2915-00-224-5295 (2915002245295) | 2910-01-562-4588 (2910015624588) | |
| 2940-01-645-7920 (2940016457920) | 2995-00-766-5930 (2995007665930) | 2920-00-844-5745 (2920008445745) | 2910-00-488-9236 (2910004889236) | |
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