We appreciate your interest in Deere And Company part number AT21690, which is currently ready for procurement here on Prompt Aerospace. For your reference, part number AT21690 is listed with the NSN 2990-00-322-8945 and description “Muffler Exhaust.” If this is the item you are seeking and you would like to request a quote for your comparisons, simply complete the form below with information like your desired quantity, budget, and anticipated fulfillment timeframe. We regularly respond to requests within 15 minutes of receiving them, using the details we are offered to curate the most ideal purchasing options.
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If you want to explore other items produced by Deere And Company under the CAGE Code 75755 or that similarly fall under the FSC 2990 Miscellaneous Engine Accessories Nonaircraft, keep in mind that since we list everything with relevant information, you can easily locate related part numbers using our search engine or catalogs. We also excel at tracking down parts with long lead times or that are generally hard to find, meaning that we can serve you even if you do not see exactly what you need on our website. With all of this being said, we are ready to help you source any of the NSN 2990-00-322-8945 parts and Muffler Exhaust items your operations require, so request a quote today.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 2990-00-322-8945 Item PartTypeName: MUFFLER,EXHAUST | 2990 | 003228945 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| ABT9709 | 6 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 33.500 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 4.625 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 8.375 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| APGF | DESIGN TYPE | DRY |
| ARNA | COOLANT TYPE | AIR |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 2 |
| ARNF | TUBE QUANTITY | 3 |
| ARNG | BODY SHAPE | OVAL |
| ARNH | OPERATING POSITION | VERTICAL |
| ARNJ | INLET LOCATION | OFFSET IN END SECTION OF BODY 2.250 IN. C OF INLET TO C OF BODY SINGLE INLET |
| ARNK | INLET PROJECTION LENGTH | 6.125 INCHES NOMINAL SINGLE INLET |
| ARSQ | INLET OUTSIDE DIAMETER | 3.094 INCHES NOMINAL SINGLE INLET |
| ARTE | INLET INSIDE DIAMETER | 2.450 INCHES MINIMUM AND 2.470 INCHES MAXIMUM SINGLE INLET |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| ARTJ | OUTLET LOCATION | IN END SECTION OF BODY 0.500 IN. C OF OUTLET TO C OF BODY 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 8.375 INCHES NOMINAL 1ST OUTLET |
| ARWA | OUTLET OUTSIDE DIAMETER | 1.850 INCHES MINIMUM AND 1.870 INCHES MAXIMUM 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | PAINT |
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