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) | 00-217-6821 (002176821) |
| NCB Code | USA (00) |
| Manufacturer | Hiller Aircraft Corporation, Arrowhead Products Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 8B783057 | hiller aircraft corporation | hose air duct | RFQ |
| 8B783057-21 | hiller aircraft corporation | hose air duct | RFQ |
| 3 1664 22 96 6 | arrowhead products corporation | hose air duct | RFQ |
| 3-1664 | arrowhead products corporation | hose air duct | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUND |
| AARX | INSIDE DIAMETER | 2.750 INCHES NOMINAL FIRST END |
| AGQM | END OVERALL LENGTH | 1.500 INCHES NOMINAL FIRST END |
| AHNC | CONNECTION STYLE | ROUND FIRST END |
| AWLS | CONNECTION TYPE | SOFT FIRST END |
| CPYG | END INSIDE DIAMETER | 2.750 INCHES NOMINAL FIRST END |
| CQGM | MAXIMUM OPERATING PRESSURE | 5.0 POUNDS PER SQUARE INCH |
| CRXX | MEASURING METHOD AND LENGTH | 24.000 INCHES NOMINAL OVERALL |
| MATT | MATERIAL | FIBERGLASS 1ST PLY AND RUBBER SILICONE CLASS Q 1ST PLY |
| MATT | MATERIAL | FIBERGLASS 3RD PLY AND RUBBER SILICONE CLASS Q 3RD PLY |
| MATT | MATERIAL | FIBERGLASS REINFORCING CORD AND RUBBER SILICONE CLASS Q REINFORCING CORD |
| MATT | MATERIAL | STEEL CORROSION RESISTING 2ND PLY |
| STYL | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Relevant Components for NSN - 4720-00-217-6821, 4720002176821 | ||||
| 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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