AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 00-081-5091 (000815091) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Arrowhead Products Corporation, Honeywell International Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS521-38-18 | national aerospace standards com | hose air duct | RFQ |
| 1C1-4-75-4-50 | arrowhead products corporation | hose air duct | RFQ |
| 399-701-9001 | honeywell international inc | hose air duct | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AAGT | WALL THICKNESS | 0.060 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| AARX | INSIDE DIAMETER | 4.750 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 | 4.500 INCHES NOMINAL OVERALL |
| MATT | MATERIAL | RUBBER SINGLE PLY |
| STYL | STYLE DESIGNATOR | SLEEVE SECTION |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS521 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 4720-00-081-5091, 4720000815091 | ||||
| 4720-01-534-8173 (4720015348173) | 4730-01-701-7883 (4730017017883) | 4730-01-598-0285 (4730015980285) | 4710-00-504-5516 (4710005045516) | |
| 4730-01-203-2201 (4730012032201) | 4730-01-264-0778 (4730012640778) | 4720-00-639-9764 (4720006399764) | 4730-00-289-4981 (4730002894981) | |
| 4710-00-467-8492 (4710004678492) | 4710-01-139-7139 (4710011397139) | 4730-00-929-8993 (4730009298993) | 4720-00-470-9995 (4720004709995) | |
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