# NSN 1660-01-603-0066: Duct Assembly, Air Conditioning-H

NSN 1660-01-603-0066 (also written 1660016030066; NIIN 01-603-0066) is a duct assembly, air conditioning-h in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 1660-01-603-0066 (1660016030066)
- NIIN: 01-603-0066 (016030066)
- Item name: DUCT ASSEMBLY,AIR CONDITIONING-H
- Federal Supply Class: [FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment](https://nsnexplorer.com/fsc/1660/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 5.0 |
| AGAV | END ITEM IDENTIFICATION | V-22 |
| CZDJ | AIRCRAFT LOCATION | CABIN RETURN |
| CZEK | AIRCRAFT MISSION DESIGN SERIES | V-22 |
| FEAT | SPECIAL FEATURES | DUCT SHALL BE OF RIGID CONSTRUCTION |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 901-325-130 | 77272 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 901-325-130-101 | 77272 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BWT29527-1 | K2962 | SENIOR UK LIMITED DIV SENIOR AEROSPACE BWT | [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=1660016030066&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660016030066
- 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/1660-01-603-0066/
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