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QUALITY ASSURED We sell only warrantied and traceable partsWe appreciate your interest in the NSN part CH90 under 2990-01-057-3701. If you are looking to receive a quick and personalized quote, please fill out our Instant RFQ with as much information as possible so that we can best create a solution to fit your needs. National Stock Numbers are 13-digit serial numbers assigned to specific items in the federal supply chain. These numbers are not arbitrary and follow a particular classification system.
CH90 is manufactured by General Dynamics Ots Inc with CAGE Code 26978 and is described as Muffler Exhaust. Like any other part on our website, this item is available for purchase at any time. Furthermore, if you are interested in acquiring items that we do not currently list in our database, we invite you to complete an Instant RFQ with available information, and our team will review it and respond in 15 minutes or less.
Internet of Hardware is a leading distributor of NSN part CH90, and we can help you acquire both popular and hard-to-find aerospace and electronic components. Rest assured that our parts are only sourced from trusted global manufacturers such as General Dynamics Ots Inc when purchasing through us. Internet of Hardware is an AS9120B, ISO 9001:2015, and FAA AC 0056B accredited and certified enterprise, and we take significant measures to ensure all components are certified, quality-tested, and approved.
| 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 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| EXHAUST | ABHP | OVERALL LENGTH35 500 INCHES NOMINAL |
| EXHAUST | ACQW | INLET CONNECTION TYPEUNTHREADED |
| EXHAUST | ADAV | OVERALL DIAMETER6 500 INCHES NOMINAL |
| EXHAUST | APGF | DESIGN TYPEDRY |
| EXHAUST | ARNA | COOLANT TYPEAIR |
| EXHAUST | ARND | MUFFLER DESIGNBAFFLE |
| EXHAUST | ARNG | BODY SHAPEROUND |
| EXHAUST | ARNH | OPERATING POSITIONANY ACCEPTABLE |
| EXHAUST | ARNJ | INLET LOCATIONOFFSET IN END SECTION OF BODY 1 500 IN C OF INLET TO C OF BODY |
| EXHAUST | ARNK | INLET PROJECTION LENGTH3 938 INCHES NOMINAL |
| EXHAUST | ARTE | INLET INSIDE DIAMETER2 500 INCHES NOMINAL |
| EXHAUST | ARTH | OUTLET CONNECTION TYPEUNTHREADED |
| EXHAUST | ARTJ | OUTLET LOCATIONOFFSET IN END SECTION OF BODY 1 500 IN C OF OUTLET TO C OF BODY |
| EXHAUST | ARTK | OUTLET PROJECTION LENGTH3 938 INCHES NOMINAL |
| EXHAUST | ARWA | OUTLET OUTSIDE DIAMETER2 500 INCHES NOMINAL |
| EXHAUST | MATT | MATERIALSTEEL |
| EXHAUST | SFTT | SURFACE TREATMENTALUMINUM ALLOY |
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