# NSN 4720-01-424-9101: Hose, Air Duct

NSN 4720-01-424-9101 (also written 4720014249101; NIIN 01-424-9101) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 7 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4720-01-424-9101 (4720014249101)
- NIIN: 01-424-9101 (014249101)
- 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 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | FIRST END INCHES NOMINAL 8.000 |
| ACKH | MINIMUM INSIDE BENDING RADIUS | INCHES 16.000 |
| AGAV | END ITEM IDENTIFICATION | SUPPORT EQUIPMENT, B-1 AIRCRAFT |
| AGQM | END OVERALL LENGTH | BOTH ENDS INCHES NOMINAL 3.000 |
| AHNC | CONNECTION STYLE | — |
| AWLS | CONNECTION TYPE | BOTH ENDS SOFT |
| CBBL | FEATURES PROVIDED | ABRASION RESISTANT AND FUNGUS RESISTANT TREATMENT AND SCUFF STRIP AND OIL RESISTANT AND THERMAL INSULATED |
| CPYG | END INSIDE DIAMETER | BOTH ENDS INCHES NOMINAL 8.000 |
| CRXX | MEASURING METHOD AND LENGTH | INCHES NOMINAL OVERALL 180.000 |
| FEAT | SPECIAL FEATURES | EXTERIOR COLOR OLIVE DRAB PER MIL-STD-808 |
| MATT | MATERIAL | COVER RUBBER CHLOROPRENE CLASS CR AND FIBERGLASS |
| MATT | MATERIAL | LINER RUBBER CHLOROPRENE CLASS CR AND FIBERGLASS |
| MATT | MATERIAL | REINFORCING WIRE STEEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 9167524-1 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9167524-1 | 90598 | ENGINEERED AIR SYSTEMS, INC. DBA DRS SUSTAINMENT SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9167524-1-SV | 92878 | HDT EXPEDITIONARY SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FLX157564072012 | 16632 | FLEXFAB LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FLX157564072012 | 1RZM1 | CHASE SUPPLY, INC. DBA CHASE DEFENSE PARTNERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| X9167524-1 | 98750 | SAN ANTONIO AIR LOGISTICS CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| X9167524-1 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-22 | [SPE7M427P0423](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720014249101) | HOSE, AIR DUCT | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $36,759.24 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720014249101&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720014249101
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/4720-01-424-9101/
JSON: https://nsnexplorer.com/api/nsn/4720-01-424-9101.json