# NSN 4720-01-661-3703: Hose, Air Duct

NSN 4720-01-661-3703 (also written 4720016613703; NIIN 01-661-3703) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4720-01-661-3703 (4720016613703)
- NIIN: 01-661-3703 (016613703)
- 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 2026-10-13)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5238 | 99135 | FLEXCO, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M4-27-T-1093 | 24 | 2026-10-23 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016613703&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016613703&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720016613703
- 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/4720-01-661-3703/
JSON: https://nsnexplorer.com/api/nsn/4720-01-661-3703.json