# NSN 1660-01-179-8032: Ring Set, Valve

NSN 1660-01-179-8032 (also written 1660011798032; NIIN 01-179-8032) is a ring set, valve in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 1660-01-179-8032 (1660011798032)
- NIIN: 01-179-8032 (011798032)
- Item name: RING SET,VALVE
- 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 P: the government does not own the rights to the data needed for more sources. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 1660011591246 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | RING,EXPANDER CRES 17-7 PH PER AMS 5644;RING,SEAL CARBON PER GPS 2603-1 CLASS II |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3170404-2 | 59364 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3170404-2 | 99193 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-26 | [SPE4AX22D0008/SPE4AX27F2024](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011798032) | RING SET, VALVE | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | $11,416.34 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660011798032&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011798032
- 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/1660-01-179-8032/
JSON: https://nsnexplorer.com/api/nsn/1660-01-179-8032.json