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| Item Name | Hose,Air Duct |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4720 Hose and Tubing Flexible |
| National Item Identification Number (NIIN) | 00-557-4669 (005574669) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AARX | INSIDE DIAMETER | 0.625 INCHES MINIMUM AND 0.688 INCHES MAXIMUM BOTH ENDS |
| ABKV | OUTSIDE DIAMETER | 0.685 INCHES MINIMUM AND 0.880 INCHES MAXIMUM BOTH ENDS |
| FEAT | SPECIAL FEATURES | CROSS-SECTIONAL LENGTH: 3.375 IN. MIN. AND 3.625 IN. MAX. |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS521 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 4720-00-557-4669, 4720005574669 | ||||
| 4720-01-543-9256 (4720015439256) | 4710-00-020-8209 (4710000208209) | 4720-00-236-2575 (4720002362575) | 4730-01-600-6309 (4730016006309) | |
| 4720-01-428-9860 (4720014289860) | 4720-01-352-6034 (4720013526034) | 4730-00-554-8091 (4730005548091) | 4710-00-815-6041 (4710008156041) | |
| 4730-01-612-5310 (4730016125310) | 4730-01-199-6545 (4730011996545) | 4730-01-223-0532 (4730012230532) | 4710-00-276-3984 (4710002763984) | |
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