# NSN 1660-01-121-0606: Diffuser, Air, Aircraft Heating An

NSN 1660-01-121-0606 (also written 1660011210606; NIIN 01-121-0606) is a diffuser, air, aircraft heating an in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 1660-01-121-0606 (1660011210606)
- NIIN: 01-121-0606 (011210606)
- Item name: DIFFUSER,AIR,AIRCRAFT HEATING AN
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | WINDSHIELD DEFOGGING BLOWER; FURNISHED WITH FILTER; 2.980 IN. MINIMUM AND 3.040 IN. MAXIMUM BODY DIAMETER; 3.248 IN. MAXIMUM OVERALL HEIGHT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 19A2501 | 25140 | GLOBE MOTORS, INC. DBA ALLIENT DAYTON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 206-070-475-5 | 97499 | BELL TEXTRON INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 206070475-5 | B3595 | LEONARDO BELGIUM | [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=1660011210606&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011210606
- 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/1660-01-121-0606/
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