| 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) | 01-425-6826 (014256826) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS521-30-11 | national aerospace standards com | hose air duct | 80205 | RFQ |
| NAS522 | national aerospace standards com | hose air duct | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| MDCL | Material Document And Classification | NAS522, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE ALL PLIES |
| CQGM | Maximum Operating Pressure | 20.0 POUNDS PER SQUARE INCH |
| MATT | Material | RUBBER CHLOROPRENE CLASS CR ALL PLIES |
| MATT | Material | RUBBER SYNTHETIC SINGLE PLY AND COTTON SINGLE PLY |
| AAGT | Wall Thickness | 0.030 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| CRXX | Measuring Method And Length | 2.750 INCHES NOMINAL OVERALL |
| AWLS | Connection Type | PLAIN BOTH ENDS |
| STYL | Style Designator | SLEEVE SECTION |
| AARX | Inside Diameter | 3.750 INCHES NOMINAL FIRST END |
| ZZZT | Nondefinitive Spec/Std Data | 2 TYPE |
| AAGR | Cross-Sectional Shape Style | ROUND |
| ZZZK | Specification/Standard Data | 80205-NAS521 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AGAV | End Item Identification | USED ON WEAPON SYSTEM AIRCRAFT, STARLIFTER C-141 |
| Relevant Components for NSN - 4720-01-425-6826, 4720014256826 | ||||
| 4730-01-572-5972 (4730015725972) | 4720-00-910-4063 (4720009104063) | 4710-00-121-5215 (4710001215215) | 4720-01-373-1177 (4720013731177) | |
| 4710-01-478-1704 (4710014781704) | 4730-00-950-3592 (4730009503592) | 4720-00-787-8431 (4720007878431) | 4710-01-542-0557 (4710015420557) | |
| 4720-01-689-8154 (4720016898154) | 4710-00-483-2037 (4710004832037) | 4720-01-328-5470 (4720013285470) | 4730-00-256-7301 (4730002567301) | |
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