| Item Name | Muffler Exhaust |
| INC Code | 10849 |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-778-0031 (007780031) |
| NCB Code | USA (00) |
| Manufacturer | Mahle Clevite Inc, Maremont Corp, General Motors Corp, Arvin Industries Inc, Walker Mfg Co, Harvard Industries Inc, Hunter James Machine Co Inc |
| Associated Parts Numbers of NSN 2990-00-778-0031 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| MUB19 | mahle clevite inc | muffler exhaust | 0b0b1 | F | A | RFQ |
| CH53 | maremont corp | muffler exhaust | 76110 | A | A | RFQ |
| 3866266 | general motors corp | muffler exhaust | 7x677 | A | A | RFQ |
| 1123 | arvin industries inc | muffler exhaust | 89799 | A | A | RFQ |
| 21293 | walker mfg co | muffler exhaust | 79260 | A | A | RFQ |
| 8269 | harvard industries inc | muffler exhaust | 74080 | A | F | RFQ |
| 3923366 | general motors corp | muffler exhaust | 7x677 | A | A | RFQ |
| 3981942 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 3908396 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 3884816 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 3874660 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 3831583 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 1255 | walker mfg co | muffler exhaust | 79260 | A | A | RFQ |
| 8876M | hunter james machine co inc | muffler exhaust | 89779 | A | F | RFQ |
| 3792269 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| 3908390 | general motors corp | muffler exhaust | 11862 | A | H | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 21.000 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 5.000 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 9.500 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| AJLW | OUTLET INSIDE DIAMETER | 1.688 INCHES NOMINAL 1ST OUTLET1.688 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | MULTIPASS |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED ON CENTER OF END SECTION SINGLE INLET |
| ARTJ | OUTLET LOCATION | OFFSET ON END SECTION OPPOSITE INLET 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| ARNF | TUBE QUANTITY | 3 |
| ARNG | BODY SHAPE | OVAL |
| ARNK | INLET PROJECTION LENGTH | 2.000 INCHES NOMINAL SINGLE INLET2.000 INCHES NOMINAL |
| ARSQ | INLET OUTSIDE DIAMETER | 2.125 INCHES NOMINAL SINGLE INLET2.125 INCHES NOMINAL |
| ARTE | INLET INSIDE DIAMETER | 2.000 INCHES NOMINAL SINGLE INLET2.000 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 2.000 INCHES NOMINAL 1ST OUTLET2.000 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 1.812 INCHES NOMINAL 1ST OUTLET1.812 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | ZINC |
| Relevant Components for NSN - 2990-00-778-0031, 2990007780031 | ||||
| 2990-01-211-1432 (2990012111432) | 2990-00-734-2911 (2990007342911) | 2990-01-325-8264 (2990013258264) | 2990-00-231-4807 (2990002314807) | |
| 2990-01-581-4869 (2990015814869) | 2990-01-533-4821 (2990015334821) | 2990-01-495-8775 (2990014958775) | 2990-01-103-3680 (2990011033680) | |
| 2990-01-564-8070 (2990015648070) | 2990-00-139-4261 (2990001394261) | 2990-00-844-5017 (2990008445017) | 2990-00-218-6722 (2990002186722) | |
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AS9120B and ISO 9001:2015 |
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Aviation Suppliers Association Member |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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