# NSN 1660-01-203-1853: Filter Assy, Air Conditioning, Acf

NSN 1660-01-203-1853 (also written 1660012031853; NIIN 01-203-1853) is a filter assy, air conditioning, acf in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1660-01-203-1853 (1660012031853)
- NIIN: 01-203-1853 (012031853)
- Item name: FILTER ASSY,AIR CONDITIONING,ACF
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | B-52 G/H ACFT |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CONSIST OF,1 CARTRIDGE ASSY; 2 PARTICULATE FILTER,LARGE; 1 GASKET; 2 PARTICULATE FILTER,SMALL; 1 COVER ASSY; 12 LOCKWASHER; 12 NUT |
| ZZZV | FSC APPLICATION DATA | AIR CONDITIONING,ACFT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10-2121-502 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 10-2121-502 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AB0473188 | 18265 | DONALDSON COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE4A726PG720](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660012031853) | FILTER ASSY, AIR CON | SEAL DYNAMICS LLC | $439,250.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660012031853&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660012031853
- 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/1660-01-203-1853/
JSON: https://nsnexplorer.com/api/nsn/1660-01-203-1853.json