# NSN 1660-01-191-1569: Duct Assembly, Air Conditioning-H

NSN 1660-01-191-1569 (also written 1660011911569; NIIN 01-191-1569) is a duct assembly, air conditioning-h in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1660-01-191-1569 (1660011911569)
- NIIN: 01-191-1569 (011911569)
- 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 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 |
| --- | --- | --- |
| CZDJ | AIRCRAFT LOCATION | APU COOLING AIR DUCT |
| CZEK | AIRCRAFT MISSION DESIGN SERIES | KC-135 |
| FEAT | SPECIAL FEATURES | C/O 1 DUCT,1 VALVE BODY; NHA 458-52401 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 458-52400-1 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-01 | $30,625.00 | 2 | G. S. E. DYNAMICS, INC. DBA GSE DYNAMICS | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011911569) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-01 | [SPE4A726PG134](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011911569) | DUCT ASSEMBLY, AIR C | G. S. E. DYNAMICS, INC. DBA GSE DYNAMICS | $61,250.00 |
| 2026-08-17 | [SPE4A726PF344](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011911569) | DUCT ASSEMBLY, AIR C | G. S. E. DYNAMICS, INC. DBA GSE DYNAMICS | $183,750.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660011911569&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011911569
- 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.

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