# NSN 6630-01-603-2778: Colorimeter, Photoelectric

NSN 6630-01-603-2778 (also written 6630016032778; NIIN 01-603-2778) is a colorimeter, photoelectric in Federal Supply Class 6630, Chemical Analysis Instruments. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6630-01-603-2778 (6630016032778)
- NIIN: 01-603-2778 (016032778)
- Item name: COLORIMETER,PHOTOELECTRIC
- Federal Supply Class: [FSC 6630 Chemical Analysis Instruments](https://nsnexplorer.com/fsc/6630/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CSBH | VOLTAGE IN VOLTS AND CURRENT TYPE | DC 3.7 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SMART3 COLORIMETER |
| FEAT | SPECIAL FEATURES | FOR WATER ANALYSIS IN THE FIELD OR IN THE LAB; TEST FACTORS CAN BE ARRANGED IN ANY OF THREE SEQUENCES THAT CAN BE MODIFIED AT ANY TIME TO MEET CHANGING TESTING NEEDS; DATA LOGGER HOLDS UP TO 500 TIME AND DATE STAMPED DATA POINTS USB CONNECTION ALLOWS AN INTERFACE OF THE COLORIMETER WITH A COMPUTER FOR REAL-TIME DATA ACQUISITION AND DATA TRANSFER; 160 X 100 BACKLIT LIQUID CRYSTAL 20 X 6 LINE GRAPHICAL DISPLAY; DETECTORS; 4 SILICON PHOTODIODES W/ INTEGRATED INTERFERENCE FILTERS; SAMPLE CHAMBER: 25 MM DIA FLAT BOTTOM TEST TUBES, 10 MM SQUARE CUVETTES, 16 MM COD TUBES; USB PORT: MINI B; POWER: LITHIUM ION RECHARGEABLE BATTERY, 3.7 V, 2.5 X 0.75 IN OR USB COMPUTER CABLE OR WALL ADAPTER; DIMENSIONS: 3.5 X 7.5 X 2.5 IN; INCLUDES: COLORIMETER, 6 SAMPLE TUBES, COD/UDV ADAPTER, USB WALL/COMPUTER ADAPTER, USB CABLE, QUICK START GUIDE, AND MANUAL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1910 | 34807 | LA MOTTE CHEMICAL PRODUCTS CO INC, THE DBA LA MOTTE COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 31824 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6640NCM127187 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S66155A | 22527 | FISHER SCIENTIFIC COMPANY L.L.C. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-27 | $1,051.00 | 1 | EXPOTECH U.S.A., INC. DBA EXPOTECH USA INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6630016032778) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-27 | [SPE2DH27V0248](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6630016032778) | COLORIMETER, PHOTOELECTRIC | EXPOTECH U.S.A., INC. DBA EXPOTECH USA INC | $1,051.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6630016032778&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6630016032778
- 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/6630-01-603-2778/
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