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Quality guaranteed We sell only warrantied and traceable partsHere at Internet of NSN, our team supplies and delivers NSN parts such as 21891 and Muffler Exhaust from Walker Mfg Co as well as other certified producers. Our stock of items includes more than six billion new, old and out of date airline parts, along with parts for the industrial and electronics industry. One of the leading independent suppliers with a strict No China Sourcing vow, Internet of NSN has been earning its reputation as a safe and reliable parts distributor. We value our relationship with our clients which is why we have gone above and beyond in earning our ISO 9001:2015 and AS9120B certifications.
We have many NSN part numbers in our stock, including 2990010259931 and many others. If you are in a quick need to source, we are your best bet on getting that part 21891 delivered to you quickly! Simply search our parts directory for the NSN code that you need (you may also search by CAGE code or part number), and once you are able to locate the part, send in that Instant RFQ. An account manager will reach out to you in as little as fifteen minutes to provide you with a same day quote and let you know how quickly we can supply your item(s) for you. Whatever you need, be it electronic semiconductors, batteries, circuit breakers, motherboards, circuit sheets, or others, our team at Internet For NSN has the part(s) that you need.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 2990-01-025-9931 Item Description: Muffler Exhaust | 2990 | 010259931 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 21891 | 5 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AALW | INSULATION MATERIAL | ASBESTOS |
| ABHP | OVERALL LENGTH | 31.000 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED |
| ADAV | OVERALL DIAMETER | 5.000 INCHES NOMINAL |
| AJLW | OUTLET INSIDE DIAMETER | 1.750 INCHES NOMINAL |
| APGF | DESIGN TYPE | JACKETED |
| ARND | MUFFLER DESIGN | MULTIPASS |
| ARNF | TUBE QUANTITY | 3 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | ANY ACCEPTABLE |
| ARNJ | INLET LOCATION | OFFSET IN END SECTION OF BODY 1.250 IN. C OF INLET TO @C OF BODY |
| ARNK | INLET PROJECTION LENGTH | 2.500 INCHES NOMINAL |
| ARTE | INLET INSIDE DIAMETER | 1.875 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED |
| ARTJ | OUTLET LOCATION | OFFSET IN END SECTION OF BODY 1.250 IN. C OF OUTLET TO C OF BODY |
| ARTK | OUTLET PROJECTION LENGTH | 2.500 INCHES NOMINAL |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM ALLOY |
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