| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-736-7906 (007367906) |
| NCB Code | USA (00) |
| Manufacturer | Briggs And Stratton Corp, Gregory Engineering Corp, Wiens Metal Products Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 6.375 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | THREADED SINGLE INLET |
| ACRX | INLET THREAD DIRECTION | RIGHT-HAND SINGLE INLET |
| ADAV | OVERALL DIAMETER | 2.386 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 0.875 INCHES NOMINAL 1ST OUTLET0.875 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARND | MUFFLER DESIGN | STRAIGHT THROUGH W/BAFFLE |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 1.375 INCHES NOMINAL SINGLE INLET1.375 INCHES NOMINAL |
| ARNW | INLET THREAD SIZE | 3/4-14 SINGLE INLET |
| ARNX | INLET THREAD SERIES DESIGNATOR | NPT SINGLE INLET |
| ARSP | INLET THREAD LOCATION | EXTERNAL SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 0.375 INCHES NOMINAL 1ST OUTLET0.375 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 1.062 INCHES NOMINAL 1ST OUTLET1.062 INCHES NOMINAL |
| MATT | MATERIAL | STEEL |
| ARNA | COOLANT TYPE | AIR |
| ARNG | BODY SHAPE | ROUND |
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY 1ST OUTLET |
| Relevant Components for NSN - 2990-00-736-7906, 2990007367906 | ||||
| 2915-00-116-5978 (2915001165978) | 2930-01-124-8263 (2930011248263) | 2990-00-321-8769 (2990003218769) | 2930-00-441-7617 (2930004417617) | |
| 2920-00-856-5268 (2920008565268) | 2915-00-095-0706 (2915000950706) | 2990-01-007-9945 (2990010079945) | 2930-12-315-1618 (2930123151618) | |
| 2990-01-322-9881 (2990013229881) | 2940-00-705-5956 (2940007055956) | 2920-01-642-0622 (2920016420622) | 2930-00-440-6409 (2930004406409) | |
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