| Item Name | Coupling Air Duct |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4730 Hose Pipe Tube Lubrication and Railing Fittings |
| National Item Identification Number (NIIN) | 01-546-3217 (015463217) |
| NCB Code | USA (01) |
| Manufacturer | Electric Boat Corporation, Huntington Ingalls Incorporated |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 211042905 | electric boat corporation | coupling air duct | 96169 | RFQ |
| DF2680-1556 FN 160 | huntington ingalls incorporated | coupling air duct | 43689 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.500 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 7.880 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 9.380 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | MISC PARTSVENTILATION |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | FLEXIBLE CONNECTION |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL; RECTANGULAR FLEXIBLE, INNER OPENING 6 X4.5 ; EACH END HAS 1.69 WIDE MOUNTING FLANGE .187 THICK; MOUNTING HOLES DRILLED DURING INSTALLATION |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | SYNTHETIC RUBBER, MIL-R-6855/5 STYLE A |
| Components Related to NSN - 4730-01-546-3217, 4730015463217 | ||||
| 4710-01-382-0056 (4710013820056) | 4710-01-315-7588 (4710013157588) | 4720-01-503-1073 (4720015031073) | 4710-00-123-2979 (4710001232979) | |
| 4710-01-238-5572 (4710012385572) | 4710-01-576-9774 (4710015769774) | 4710-01-497-7243 (4710014977243) | 4710-00-762-9156 (4710007629156) | |
| 4730-01-691-9325 (4730016919325) | 4730-01-336-2587 (4730013362587) | 4730-66-151-5881 (4730661515881) | 4710-01-521-1980 (4710015211980) | |
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