# NSN 4720-01-431-1331: Hose Assembly, Air Duct

NSN 4720-01-431-1331 (also written 4720014311331; NIIN 01-431-1331) is a hose assembly, air duct in Federal Supply Class 4720, Hose and Flexible Tubing. 5 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4720-01-431-1331 (4720014311331)
- NIIN: 01-431-1331 (014311331)
- Item name: HOSE ASSEMBLY,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | FIRST END INCHES NOMINAL 0.880 |
| AGAV | END ITEM IDENTIFICATION | RECOVERY VEHICLE FU |
| AGQM | END OVERALL LENGTH | BOTH ENDS INCHES NOMINAL 1.250 |
| AGQM | END OVERALL LENGTH | SECOND END INCHES NOMINAL 1.250 |
| AWLS | CONNECTION TYPE | FIRST END COUPLING |
| AWLS | CONNECTION TYPE | SECOND END PLAIN |
| CPYG | END INSIDE DIAMETER | BOTH ENDS INCHES NOMINAL 0.880 |
| CPYG | END INSIDE DIAMETER | SECOND END INCHES NOMINAL 0.880 |
| CRXX | MEASURING METHOD AND LENGTH | INCHES NOMINAL OVERALL 61.438 |
| CXMG | COUPLING STYLE | — |
| FEAT | SPECIAL FEATURES | REINFORCING WIRE BETWEEN 2ND AND 3RD PLY; BETWEEN 4TH AND 5TH PLY; LAYERS ARE BONDED TOGETHER WITH ADHESIVE OR VULCANIZATION PROCESS |
| MATT | MATERIAL | SECOND PLY COTTON |
| MATT | MATERIAL | COVER RUBBER |
| MATT | MATERIAL | FOURTH PLY COTTON |
| MATT | MATERIAL | THIRD PLY RUBBER |
| MATT | MATERIAL | FIRST PLY RUBBER |
| MATT | MATERIAL | REINFORCING WIRE STEEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12448151 | 06085 | BAE SYSTEMS LAND & ARMAMENTS L.P. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12448151-3 | 06085 | BAE SYSTEMS LAND & ARMAMENTS L.P. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12448151-3 | 076M6 | AMZ ALABAMA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12448151-3 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12448151-3 | 84987 | INDUSTRIAL DESIGN LABORATORIES INC | [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=4720014311331&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4720014311331
- 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/4720-01-431-1331/
JSON: https://nsnexplorer.com/api/nsn/4720-01-431-1331.json