| Item Name | Coupling Air Duct |
| INC Code | 77777 |
| 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) | 01-546-3550 (015463550) |
| NCB Code | USA (01) |
| Manufacturer | Electric Boat Corporation, Huntington Ingalls Incorporated |
| Associated Parts Numbers of NSN 4730-01-546-3550 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| 211071069 | electric boat corporation | coupling air duct | 96169 | F | A | RFQ |
| B643-1023-F19 | electric boat corporation | coupling air duct | 96169 | F | A | RFQ |
| DF2680-1556 FN 156 | huntington ingalls incorporated | coupling air duct | 43689 | F | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADAV | OVERALL DIAMETER | 8.880 INCHES NOMINAL |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | SYNTHETIC RUBBER, MIL-R-6855/5 STYLE A |
| 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; ROUND FLEXIBLE, 8.88"" O.D., 5.500"" I.D.; EDGE AS 1.69"" WIDE MOUNTING FLANGE .187"" THHICK; MOUNTING HOLES DRILLED DURING INSTALLATION |
| ABHP | OVERALL LENGTH | 2.500 INCHES NOMINAL |
| Relevant Components for NSN - 4730-01-546-3550, 4730015463550 | ||||
| 4730-01-549-2616 (4730015492616) | 4730-00-045-4869 (4730000454869) | 4730-01-709-0758 (4730017090758) | 4730-01-052-3184 (4730010523184) | |
| 4730-01-479-1578 (4730014791578) | 4730-01-412-5241 (4730014125241) | 4730-00-756-8417 (4730007568417) | 4730-01-415-3153 (4730014153153) | |
| 4730-00-592-9696 (4730005929696) | 4730-01-182-6517 (4730011826517) | 4730-00-433-3231 (4730004333231) | 4730-00-185-7087 (4730001857087) | |
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