# NSN 1660-00-281-9414: Housing, Modulating Valve

NSN 1660-00-281-9414 (also written 1660002819414; NIIN 00-281-9414) is a housing, modulating valve in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 1660-00-281-9414 (1660002819414)
- NIIN: 00-281-9414 (002819414)
- Item name: HOUSING,MODULATING 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 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | SENSOR,AIR TEMPERATURE,P/N 129435-2 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CRES,AMS5643,17-4PH,ROCKWELL C31-39 HARDNESS,2.273-2.295IN. LG,0.894-0.896 BODY OD,2.010-2.030 IN. FLANGE OD,0.073-0.075FLANGE THK,0.820-0.822 IN. LARGEST ID,INTERNAL THREADED PORT0.1728-0.1733 IN. ID,0.211-0.220 IN. MINOR THD DIA,0.340-0.360IN. DEEP,1/4-28 UNF-2B THD |
| ZZZV | FSC APPLICATION DATA | ACFT AIR CONDITIONING SYSTEM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3161845-1 | 59364 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3161845-1 | 99193 | 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=1660002819414&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660002819414
- 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/1660-00-281-9414/
JSON: https://nsnexplorer.com/api/nsn/1660-00-281-9414.json