# NSN 4720-01-644-5456: Hose, Air Duct

NSN 4720-01-644-5456 (also written 4720016445456; NIIN 01-644-5456) is a hose, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4720-01-644-5456 (4720016445456)
- NIIN: 01-644-5456 (016445456)
- 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 5.000 |
| ABKV | OUTSIDE DIAMETER | BOTH ENDS INCHES MAXIMUM 5.125 |
| 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, ROUND |
| FEAT | SPECIAL FEATURES | LENGTH: 72 INHES 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 |
| --- | --- | --- | --- |
| M32107/1-16625 MIDNT BL | 1NNH2 | KE FIBERTEC NORTH AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M32107/1-16625 MIDNT BL | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M32107/1-16625-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-32107/1 | 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/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4720016445456&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720016445456
- 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/4720-01-644-5456/
JSON: https://nsnexplorer.com/api/nsn/4720-01-644-5456.json