The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-549-5155, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-549-5155 |
| Primary Part Number | XM-79660-061-01000-0-L |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Resistance in Ohms | 1.000 PER INCH OF INDICATION |
| Current Type | DC |
| Voltage Rating | 10.0 VOLTS MINIMUM AND 12.0 VOLTS MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 602002 | Setra Systems, Inc. Dba Gems Sensors (USA) |
| XM-79660-061-01000-0-L PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
NSN 6680-01-549-5155 is a Transmitter,liquid Quantity, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-549-5155 has 2 manufacturer part numbers on file: 602002 (Setra Systems, Inc. Dba Gems Sensors), XM-79660-061-01000-0-L (Setra Systems, Inc. Dba Gems Sensors).
1 possible match (shared part number, not a government interchangeability claim): 6695-01-671-1487. Verify interchangeability with system specifications before substitution.
Key specifications for XM-79660-061-01000-0-L: Resistance in Ohms: 1.000 PER INCH OF INDICATION; Current Type: DC; Special Features: TRANSMITTER, LIQUID QUANTITY; WATER FLOAT; INDICATION LENGTH IS 61.0 INCHES IN; End Item Identification: MISC PARTS AUXILIARY SYSTEMS. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.