# NSN 4720-01-616-7574: Hose, Air Duct

NSN 4720-01-616-7574 (also written 4720016167574; NIIN 01-616-7574) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 4 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4720-01-616-7574 (4720016167574)
- NIIN: 01-616-7574 (016167574)
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7-511A21569 | 8V613 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7-511A21569-39 | 8V613 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BWT10-2180470A | 26831 | INDUSTRIAL TUBE CO LLC DBA INDUSTRIAL TUBE CO LLC DIV INDUSTRIAL TUBE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BWT10-2180470A | 99135 | FLEXCO, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M4-27-T-2142 | 2 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016167574&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016167574&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720016167574
- 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/4720-01-616-7574/
JSON: https://nsnexplorer.com/api/nsn/4720-01-616-7574.json