# NSN 6680-01-493-3978: Indicator, Liquid Quantity

NSN 6680-01-493-3978 (also written 6680014933978; NIIN 01-493-3978) is an indicator, liquid quantity in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 6680-01-493-3978 (6680014933978)
- NIIN: 01-493-3978 (014933978)
- Item name: INDICATOR,LIQUID QUANTITY
- Federal Supply Class: [FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments](https://nsnexplorer.com/fsc/6680/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- 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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | INDICATOR ASSY, TANK |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DRAWING NAME: TANK LEVEL INDICATOR CIRCUIT TK CABLING DIAGRAM |
| FEAT | SPECIAL FEATURES | SUSCEPTIBLE TO ELECTROSTATIC DISCHARGE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 189036 | 04034 | SETRA SYSTEMS, INC. DBA GEMS SENSORS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 437-6985750-111 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H673-1201-111 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| XM-79660-08-6200-W-L | 04034 | SETRA SYSTEMS, INC. DBA GEMS SENSORS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-26 | $2,551.00 | 3 | STANDARD CALIBRATIONS INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680014933978) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-26 | [SPE4A626V338Z](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680014933978) | INDICATOR, LIQUID QU | STANDARD CALIBRATIONS INC | $7,653.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6680014933978&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680014933978
- 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/6680-01-493-3978/
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