# NSN 6680-01-491-3851: Transmitter, Liquid Quantity

NSN 6680-01-491-3851 (also written 6680014913851; NIIN 01-491-3851) is a transmitter, liquid quantity in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 5 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6680-01-491-3851 (6680014913851)
- NIIN: 01-491-3851 (014913851)
- Item name: TRANSMITTER,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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 40.875 |
| ACDC | CURRENT TYPE | DC |
| AFLW | ACTUATION METHOD | FLOAT |
| AGAV | END ITEM IDENTIFICATION | TANK LEVEL INDICATOR SYSTEM, SEAWOLF CLASS SSN |
| AMSE | VOLTAGE RATING | VOLTS MINIMUM 10.0 AND VOLTS MAXIMUM 12.0 |
| AXGY | MOUNTING METHOD | BRACKET(S) |
| BDHM | RESISTANCE IN OHMS | PER INCH OF INDICATION 6200.000 |
| BGST | PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) MINIMUM 0.000 AND POUNDS PER SQUARE INCH (PSI) MAXIMUM 100.000 |
| BJKN | FLOAT EFFECTIVE TRAVEL | INCHES NOMINAL 31.312 |
| FEAT | SPECIAL FEATURES | TYPE: BOTTOMING, STAINLESS STEEL MAT., EPOXY COATED; 30 IN. OF INDICATION; 1 4 PIN CONNECTOR; (3)WIRE SYSTEM |
| MATT | MATERIAL | FLOAT RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 14809120 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 202414 | 04034 | SETRA SYSTEMS, INC. DBA GEMS SENSORS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 437-6404265-148 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| XM-79660 | 04034 | SETRA SYSTEMS, INC. DBA GEMS SENSORS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| XM-79660-30-6200-W-L | 04034 | SETRA SYSTEMS, INC. DBA GEMS SENSORS | [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=6680014913851&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680014913851
- 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.

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