# NSN 4720-01-644-6447: Hose, Air Duct

NSN 4720-01-644-6447 (also written 4720016446447; NIIN 01-644-6447) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4720-01-644-6447 (4720016446447)
- NIIN: 01-644-6447 (016446447)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | BOTH ENDS INCHES MINIMUM 8.000 |
| ABKV | OUTSIDE DIAMETER | BOTH ENDS INCHES MAXIMUM 8.125 |
| ADJT | INSIDE WIDTH | BOTH ENDS INCHES MINIMUM 0.750 AND INCHES MAXIMUM 1.000 |
| ADJV | OUTSIDE WIDTH | BOTH ENDS INCHES MINIMUM 1.000 AND INCHES MAXIMUM 1.500 |
| AGAV | END ITEM IDENTIFICATION | DUCTS, AIR, T |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HOSE, AIR DUCT STRAIGHT, HALF-ROUND |
| FEAT | SPECIAL FEATURES | LENGTH: 72 INCHES LONG; DIRECTION OF OPENING: 4 AND 8 O'CLOCK; TYPE OF OPENING: SLOT; PERMEABILITY RANGE: 40; COLOR: MIDNIGHT BLUE |
| MATT | MATERIAL | ALL PLIES PLASTIC ARAMID |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| M32107/2-26625 MIDNT BL | 1NNH2 | KE FIBERTEC NORTH AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M32107/2-26625 MIDNT BL | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M32107/2-26625 MIDNT BL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M32107/2-26635 MIDNT BL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-PRF-32107/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE7M426P5160](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720016446447) | HOSE, AIR DUCT | KAMPI COMPONENTS CO INC | $3,357.96 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016446447&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720016446447
- 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/4720-01-644-6447/
JSON: https://nsnexplorer.com/api/nsn/4720-01-644-6447.json