| 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) | 00-993-9572 (009939572) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS522 | national aerospace standards com | hose air duct | 80205 | RFQ |
| NAS521-20-11 | national aerospace standards com | hose air duct | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AAGT | WALL THICKNESS | 0.030 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| AARX | INSIDE DIAMETER | 2.500 INCHES NOMINAL FIRST END |
| AWLS | CONNECTION TYPE | PLAIN BOTH ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 20.0 POUNDS PER SQUARE INCH |
| CRXX | MEASURING METHOD AND LENGTH | 2.750 INCHES NOMINAL OVERALL |
| MATT | MATERIAL | RUBBER SYNTHETIC SINGLE PLY |
| STYL | STYLE DESIGNATOR | SLEEVE SECTION |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS521 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 4720-00-993-9572, 4720009939572 | ||||
| 4730-01-006-8620 (4730010068620) | 4730-01-017-0803 (4730010170803) | 4730-01-268-9399 (4730012689399) | 4710-01-314-6968 (4710013146968) | |
| 4710-01-558-4477 (4710015584477) | 4710-01-553-1288 (4710015531288) | 4710-01-197-1926 (4710011971926) | 4720-00-484-0580 (4720004840580) | |
| 4730-00-311-3632 (4730003113632) | 4720-01-657-0152 (4720016570152) | 4720-01-230-3645 (4720012303645) | 4730-01-386-4401 (4730013864401) | |
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