AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Alternative NSN: 2990-00-038-4341 |
| Item Name:Muffler Exhaust |
| FSG: 29 Engine Accessories |
| Federal Supply Class (FSC): 2990 Miscellaneous Engine Accessories Nonaircraft |
| NIIN: 000384341 |
| NCB Code: USA (00) |
| Manufacturers: Stewart And Stevenson Power Inc |
ASAP Aerospace, owned and operated by ASAP Semiconductor, is the latest parts procurement platform for the aerospace and aviation industry. Customers can easily search our database to find NSN parts like Muffler Exhaust 1556 of Stewart And Stevenson Power Inc with NSN 2990-00-038-4341.
NSN 2990-00-038-4341, National Stock Number, is a 13-digit serial number assigned by the US DLA to an item that is bought, stored, and sold via the federal supply chain. Unlike part numbers, NSNs are not arbitrary and follow a specific classification system.
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 24.375 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | FLANGE 4TH OUTLET |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ADAV | OVERALL DIAMETER | 8.000 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 3.750 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | ANY ACCEPTABLE |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 1 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | LOCATED ON SIDE OF BODY CENTERED 3-5/8 IN. FROM OUTLET END OF BODY,ON SIDE OF BODY CENTERED 9-3/8 IN. FROM OUTLET END OF BODY,ON SIDE OF BODY CENTERED 15-1/8 IN. FROM OUTLET END OF BODY AND ON SIDE OF BODY CENTERED 20-7/8 IN. FROM OUTLET EN |
| ARNK | INLET PROJECTION LENGTH | 4.000 INCHES NOMINAL 1ST OUTLET |
| ARNK | INLET PROJECTION LENGTH | 4.000 INCHES NOMINAL 2ND OUTLET |
| ARNK | INLET PROJECTION LENGTH | 4.000 INCHES NOMINAL 3RD OUTLET |
| ARNK | INLET PROJECTION LENGTH | 4.000 INCHES NOMINAL SINGLE INLET |
| ARNL | INLET FLANGE SHAPE | RECTANGLE |
| ARNM | INLET FLANGE MOUNTING PROVISION AND QUANTITY | 5 HOLES |
| ARNN | INLET FLANGE MOUNTING HOLE DIAMETER | 0.500 INCHES NOMINAL |
| ARNT | INLET FLANGE MOUNTING PROVISION SPACING | 5-3/4 IN. C TO C DISTANCE BETWEEN BOLT HOLES |
| ARSQ | INLET OUTSIDE DIAMETER | 1.875 INCHES NOMINAL 1ST OUTLET |
| ARSQ | INLET OUTSIDE DIAMETER | 3.750 INCHES NOMINAL SINGLE INLET |
| ARTE | INLET INSIDE DIAMETER | 1.625 INCHES NOMINAL 1ST OUTLET |
| ARTE | INLET INSIDE DIAMETER | 3.500 INCHES NOMINAL SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ARTJ | OUTLET LOCATION | LOCATED 9/16 IN. C TO C FROM HORIZONTAL CENTER LINE |
| ARTK | OUTLET PROJECTION LENGTH | 2.000 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 4.000 INCHES NOMINAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| 2910-00-001-3841 | 2910-00-001-3856 | 2910-00-001-3873 | 2910-00-001-6116 | 2910-00-001-6176 | 2910-00-001-7736 | 2910-00-001-9024 | 2910-00-001-9030 | 2910-00-001-9042 |
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