ASAP Semiconductor is an industry-leading distributor for shopping for parts by National Stock Number (NSN) data, the items featured within this catalog all falling under NSN 2990-00-887-9726 (2990008879726). Toward the top of this page, you will find several details that pertain to this NSN, allowing you to confirm various aspects of these offerings to ensure accurate procurement. Meanwhile, the part numbers that we have available for purchase can be found below, with Request for Quote (RFQ) links provided alongside each should you wish to make a purchase. Our team is also available by phone or email to support you during the procurement process, so never hesitate to take the first step with us.
| Alternative NSN: | 2990008879726 | 
| Manufacturers | Donaldson Company Inc , Military Specifications | 
| Item Name | Muffler Exhaust | 
| INC Code | 10849 | 
| Federal Supply Group (FSG) | 29 Engine Accessories | 
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft | 
| National Item Identification Number (NIIN) | 00-887-9726 (008879726) | 
| NCB Code | USA (00) | 
| MRC | Criteria | Characteristic | 
|---|---|---|
| ABHP | OVERALL LENGTH | 52.000 INCHES NOMINAL | 
| ACQW | INLET CONNECTION TYPE | FLANGE | 
| ADAV | OVERALL DIAMETER | 12.500 INCHES NOMINAL | 
| APGF | DESIGN TYPE | DRY | 
| ARNA | COOLANT TYPE | AIR | 
| ARND | MUFFLER DESIGN | DIRECTIONAL VANE W/INTEGRAL SPARK ARRESTOR | 
| ARNG | BODY SHAPE | ROUND | 
| ARNH | OPERATING POSITION | ANY ACCEPTABLE | 
| ARNJ | INLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY | 
| ARNL | INLET FLANGE SHAPE | ROUND | 
| ARNM | INLET FLANGE MOUNTING PROVISION AND QUANTITY | 8 HOLES | 
| ARNN | INLET FLANGE MOUNTING HOLE DIAMETER | 0.562 INCHES NOMINAL | 
| ARNT | INLET FLANGE MOUNTING PROVISION SPACING | 6-9/16 IN. DIA BOLT CIRCLE | 
| ARTH | OUTLET CONNECTION TYPE | FLANGE | 
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED IN END SECTION OF BODY | 
| ARTL | OUTLET FLANGE SHAPE | ROUND | 
| ARTM | OUTLET FLANGE MOUNTING PROVISION AND QUANTITY | 8 HOLES | 
| ARTN | OUTLET FLANGE MOUNTING HOLE DIAMETER | 0.562 INCHES NOMINAL | 
| ARTT | OUTLET FLANGE MOUNTING PROVISION SPACING | 6-9/16 IN. DIA BOLT CIRCLE | 
| MATL | UNABLE TO DECODE | UNABLE TO DECODE | 
| MATT | MATERIAL | STEEL | 
| SFTT | SURFACE TREATMENT | PAINT | 
| SURF | UNABLE TO DECODE | UNABLE TO DECODE | 
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A TYPE | 
| 2910-01-622-3608 (2910016223608) | 2915-00-703-4057 (2915007034057) | 2920-00-346-5785 (2920003465785) | 2910-01-630-4154 (2910016304154) | 
| 2930-01-579-3205 (2930015793205) | 2990-01-412-9616 (2990014129616) | 2995-01-018-7527 (2995010187527) | 2990-01-072-3055 (2990010723055) | 
| 2915-01-463-4958 (2915014634958) | 2910-01-411-0980 (2910014110980) | 2995-00-780-3618 (2995007803618) | 2910-01-556-9913 (2910015569913) | 
We hope that you will visit us again the next time you need board-level components, aviation and aerospace parts, and more. Allow us to serve as your strategic purchasing partner.
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