# NSN 1660-00-116-8389: Duct Assembly, Air Conditioning-H

NSN 1660-00-116-8389 (also written 1660001168389; NIIN 00-116-8389) is a duct assembly, air conditioning-h in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 8 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1660-00-116-8389 (1660001168389)
- NIIN: 00-116-8389 (001168389)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 24.600 |
| FEAT | SPECIAL FEATURES | COLLAR TYPICAL ALL THREE ENDS |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.060 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 0.370 |
| CZEK | AIRCRAFT MISSION DESIGN SERIES | B-52 |
| AGAV | END ITEM IDENTIFICATION | B-52 BOMBER |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 35-27934-1 | 0VSV7 | AIRCRAFT TUBULAR COMPONENTS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 15992 | AEROPARTS MANUFACTURING & REPAIR, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 24586 | GLOBE ENGINEERING CO., INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 32664 | AEROMETALS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 6A816 | ILCO TUBE BENDING, INC. DBA ILCO INDUSTRIES DIV ILCO INDUSTRIES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 87627 | SUPERIOR TUBE COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 35-27934-1 | 9D152 | PRECISION TUBE BENDING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4A722D5370/SPE4A726F084E](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660001168389) | DUCT ASSEMBLY, AIR CONDITIONING-HEATING, A | ALAMO AIRCRAFT, LTD. | $5,744.40 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660001168389&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660001168389
- 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/1660-00-116-8389/
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