AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-781-0636 (007810636) |
| NCB Code | USA (00) |
| Manufacturer | Stemco Inc, Donaldson Company Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 190-9146 | stemco inc | muffler exhaust | RFQ |
| MFM08-5025 | donaldson company inc | muffler exhaust | RFQ |
| MFM07-0050 | donaldson company inc | muffler exhaust | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACRX | INLET THREAD DIRECTION | RIGHT-HAND SINGLE INLET |
| ADAV | OVERALL DIAMETER | 7.000 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARNE | BAFFLE QUANTITY | 1 |
| ARNF | TUBE QUANTITY | 2 |
| ARNH | OPERATING POSITION | UNIVERSAL |
| ARNK | INLET PROJECTION LENGTH | 3.000 INCHES NOMINAL SINGLE INLET3.000 INCHES NOMINAL |
| ARNX | INLET THREAD SERIES DESIGNATOR | NPT SINGLE INLET |
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 3.000 INCHES NOMINAL 1ST OUTLET3.000 INCHES NOMINAL |
| ARTX | OUTLET THREAD SERIES DESIGNATOR | NPT 1ST OUTLET |
| ARTZ | OUTLET THREAD LOCATION | EXTERNAL 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM |
| ZZZV | FSC APPLICATION DATA | MISCELLANEOUS ENGINE ACCESSORIES NONAIRCRAFT |
| ABHP | OVERALL LENGTH | 25.625 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | THREADED SINGLE INLET |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNG | BODY SHAPE | ROUND |
| ARNJ | INLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY SINGLE INLET |
| ARNW | INLET THREAD SIZE | 3-1/2-8 SINGLE INLET |
| ARSP | INLET THREAD LOCATION | EXTERNAL SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | THREADED 1ST OUTLET |
| ARTW | OUTLET THREAD SIZE | 3-1/2-8 1ST OUTLET |
| ARTY | OUTLET THREAD DIRECTION | RIGHT-HAND 1ST OUTLET |
| Relevant Components for NSN - 2990-00-781-0636, 2990007810636 | ||||
| 2945-00-429-6642 (2945004296642) | 2950-01-334-7313 (2950013347313) | 2940-01-239-6118 (2940012396118) | 2920-00-401-9401 (2920004019401) | |
| 2915-00-328-0913 (2915003280913) | 2910-01-190-4852 (2910011904852) | 2915-00-890-7803 (2915008907803) | 2910-01-577-6273 (2910015776273) | |
| 2990-00-363-8103 (2990003638103) | 2910-01-519-3650 (2910015193650) | 2915-00-089-4045 (2915000894045) | 2910-01-642-4357 (2910016424357) | |
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