The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-503-9350, 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 9 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 | 6680-01-503-9350 |
| Primary Part Number | 197841 |
| 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 |
| Actuation Method | FLOAT |
| Pressure Rating | 150.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Current Type | DC |
| Electrical Connection Quantity | 1 |
| Float Arm Length | 52.625 INCHES NOMINAL IN |
| Mounting Method | FLANGE AND BRACKET(S) |
| Float Effective Travel | 48.000 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOAT |
| Voltage Rating | 30.0 VOLTS MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 6680-01-503-9350 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 6680-01-503-9350 has 2 manufacturer part numbers on file: XM-815 (Setra Systems, Inc. Dba Gems Sensors), 197841 (Setra Systems, Inc. Dba Gems Sensors).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-552-0548. Verify interchangeability with system specifications before substitution.
Key specifications for 197841: Actuation Method: FLOAT; Pressure Rating: 150.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Current Type: DC; Electrical Connection Quantity: 1. 9 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.
NSN 6680-01-503-9350 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.