# NSN 4720-01-026-5241: Hose, Air Duct

NSN 4720-01-026-5241 (also written 4720010265241; NIIN 01-026-5241) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4720-01-026-5241 (4720010265241)
- NIIN: 01-026-5241 (010265241)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AAGT | WALL THICKNESS | INCHES NOMINAL 0.047 |
| AARX | INSIDE DIAMETER | FIRST END INCHES NOMINAL 4.000 |
| ACKH | MINIMUM INSIDE BENDING RADIUS | INCHES 1.250 |
| AWLS | CONNECTION TYPE | FIRST END PLAIN |
| CQQF | OPERATING PRESSURE | POUNDS PER SQUARE INCH (PSI) MAXIMUM 31.0 |
| CRXX | MEASURING METHOD AND LENGTH | INCHES NOMINAL OVERALL 132.000 |
| MATT | MATERIAL | REINFORCING WIRE STEEL |
| MATT | MATERIAL | ALL PLIES FIBERGLASS AND RUBBER SILICONE CLASS Q |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| B6209 | 91161 | ELECTRO IMPULSE LABORATORY INC DBA ELECTRO IMPULSE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GS4IN IDX12IN L | 81518 | FLEXAUST INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| IT221-16 | 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/) |
| SCEET16 | 21868 | HBD INDUSTRIES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-22 | $74.99 | 1 | 15VN4 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720010265241) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE7M426V5871](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720010265241) | HOSE, AIR DUCT | — | $74.99 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720010265241&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720010265241
- 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/4720-01-026-5241/
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