Thank you for your interest in CH90. Civil Aviation 360 offers an unmatched amount of premium NSN parts to various industries. Muffler Exhaust is an item listed with the NSN 2990-01-057-3701 and is manufactured by General Dynamics Ots Inc. If you are interested in beginning the purchasing process for this particular item CH90, please finish filling out the provided Instant RFQ form with details like quantity and contact information. After submission, a staff member will contact you in 15 minutes or less with a personalized quote.
Civil Aviation 360 provides customers with a large inventory of NSN part such as CH90 that are available for immediate purchase. A National Stock Number (NSN) is a number used to help classify items as they make their way through the federal supply system. Each NSN is unique, and the several digits describe different qualities like name, manufacturer, part number, and more. This classification system was created to eliminate confusion and duplication of orders, particularly in the United States Military Services. Since its first use after World War II, it has been officially recognized by the U.S. DOD and other NATO countries. For your convenience, 2990-01-057-3701 is also listed with its CAGE Code: 26978 and manufacturer: General Dynamics Ots Inc. All items that Civil Aviation 360 provides come with expedited shipping and manufacturer trace documentation, as applicable.
NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
---|---|---|---|---|---|---|
2990-01-057-3701 Item Description: Muffler Exhaust | 2990 | 010573701 | 0 | N | ||
CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
U | U | |||||
Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
Ch90 | 2 | 2 | 3 |
MRC | Criteria | Characteristic |
---|---|---|
ABHP | OVERALL LENGTH | 35.500 INCHES NOMINAL |
ACQW | INLET CONNECTION TYPE | UNTHREADED |
ADAV | OVERALL DIAMETER | 6.500 INCHES NOMINAL |
APGF | DESIGN TYPE | DRY |
ARNA | COOLANT TYPE | AIR |
ARND | MUFFLER DESIGN | BAFFLE |
ARNG | BODY SHAPE | ROUND |
ARNH | OPERATING POSITION | ANY ACCEPTABLE |
ARNJ | INLET LOCATION | OFFSET IN END SECTION OF BODY 1.500 IN. C OF INLET TO C OF BODY |
ARNK | INLET PROJECTION LENGTH | 3.938 INCHES NOMINAL |
ARTE | INLET INSIDE DIAMETER | 2.500 INCHES NOMINAL |
ARTH | OUTLET CONNECTION TYPE | UNTHREADED |
ARTJ | OUTLET LOCATION | OFFSET IN END SECTION OF BODY 1.500 IN C OF OUTLET TO C OF BODY |
ARTK | OUTLET PROJECTION LENGTH | 3.938 INCHES NOMINAL |
ARWA | OUTLET OUTSIDE DIAMETER | 2.500 INCHES NOMINAL |
MATT | MATERIAL | STEEL |
SFTT | SURFACE TREATMENT | ALUMINUM ALLOY |
![]() |
“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website (www.fallenheroesfund.org) and help in their valiant effort”. |
We Hope that You Will Visit Us Again the Next Time You Need NSN Parts and Make Us Your Strategic Purchasing Partner.
Request for Quote