# NSN 1660-01-179-8039: Cover, Valve Assy

NSN 1660-01-179-8039 (also written 1660011798039; NIIN 01-179-8039) is a cover, valve assy in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 1660-01-179-8039 (1660011798039)
- NIIN: 01-179-8039 (011798039)
- Item name: COVER,VALVE ASSY
- 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 0 (observed 2026-10-10)
- Acquisition method code: 0

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 1660011591246 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CRES 347 PER QQ-S-763,QQ-S-766;0.123 IN. THK;TRIANGULAR,1.586 IN. SIDES,0.230 IN. CORNER RADIUS;0.215 IN. DIA HOLE THRU EACH CORNER |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3171519-1 | 59364 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [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=1660011798039&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011798039
- 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/1660-01-179-8039/
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