# NSN 4720-00-822-1257: Hose, Air Duct

NSN 4720-00-822-1257 (also written 4720008221257; NIIN 00-822-1257) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4720-00-822-1257 (4720008221257)
- NIIN: 00-822-1257 (008221257)
- Item name: HOSE,AIR DUCT
- Federal Supply Class: [FSC 4720 Hose and Flexible Tubing](https://nsnexplorer.com/fsc/4720/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | SECOND PLY FIBERGLASS AND RUBBER SILICONE CLASS Q |
| AHNC | CONNECTION STYLE | — |
| CBBL | FEATURES PROVIDED | OZONE RESISTANT |
| CRXX | MEASURING METHOD AND LENGTH | INCHES NOMINAL OVERALL 10.750 |
| MATT | MATERIAL | FIRST PLY FIBERGLASS AND RUBBER SILICONE CLASS Q |
| AAGT | WALL THICKNESS | INCHES NOMINAL 0.062 |
| CPYG | END INSIDE DIAMETER | BOTH ENDS INCHES NOMINAL 2.500 |
| CQQF | OPERATING PRESSURE | POUNDS PER SQUARE INCH (PSI) MAXIMUM 50.0 |
| ACKH | MINIMUM INSIDE BENDING RADIUS | INCHES 1.250 |
| AMPY | HOSE WEIGHT | OUNCES PER LINEAR FOOT 8.000 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AGQM | END OVERALL LENGTH | BOTH ENDS INCHES NOMINAL 1.500 |
| STYL | STYLE DESIGNATOR | — |
| AARX | INSIDE DIAMETER | FIRST END INCHES NOMINAL 2.500 |
| AWLS | CONNECTION TYPE | BOTH ENDS SOFT |
| MATT | MATERIAL | REINFORCING WIRE STEEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3-54242-3 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FLX200120004306 | 16632 | FLEXFAB LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720008221257&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720008221257
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/4720-00-822-1257/
JSON: https://nsnexplorer.com/api/nsn/4720-00-822-1257.json