# NSN 6650-01-454-3678: Refractometer

NSN 6650-01-454-3678 (also written 6650014543678; NIIN 01-454-3678) is a refractometer in Federal Supply Class 6650, Optical Instruments, Test Equipment, Components and Accessories. 6 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6650-01-454-3678 (6650014543678)
- NIIN: 01-454-3678 (014543678)
- Item name: REFRACTOMETER
- Federal Supply Class: [FSC 6650 Optical Instruments, Test Equipment, Components and Accessories](https://nsnexplorer.com/fsc/6650/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-20)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 6650900018 | KCPX0 | GENERAL DYNAMICS UNITED KINGDOM LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 92272435 | F6481 | THALES SA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 92300703 | F6481 | THALES SA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CC2800 | 15434 | CUMMINS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CC2806 | 15434 | CUMMINS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CC2806 | 33457 | CUMMINS FILTRATION INC DBA FLEETGUARD DIV CUMMINS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE7LX26D60FD/SPE7L127F0411](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6650014543678) | REFRACTOMETER | PAR DEFENSE INDUSTRIES, LLC | $2,330.10 |
| 2026-09-02 | [SPE7LX26D60FD/SPE7L126F161L](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6650014543678) | REFRACTOMETER | PAR DEFENSE INDUSTRIES, LLC | $2,071.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6650014543678&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6650014543678
- 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/6650-01-454-3678/
JSON: https://nsnexplorer.com/api/nsn/6650-01-454-3678.json