The Switch,liquid Level, cataloged under National Stock Number 5930-01-119-6545, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-119-6545 |
| Primary Part Number | 79999 |
| Item Name | Switch,liquid Level |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Relay | NOT INCLUDED |
| Actuation Method | BUOYANCY |
| Power Cable Length | 24.000 INCHES NOMINAL IN |
| AC Voltage Rating | 30.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Overall Diameter | 2.135 INCHES NOMINAL IN |
| Current Rating at Maximum Rated Voltage | 3.0 AMPERES NOMINAL LOAD |
| Mounting Method | THREAD |
| Mounting Position | VERTICAL |
| Float Effective Travel | 3.000 INCHES NOMINAL IN |
| Float Quantity | 1 |
| Liquid Type for Which Designed | FUEL, NONAIRCRAFT |
| Operating Temp Rating | 400.0 FAHRENHEIT NOMINAL DEGF |
| Electrical Connection Type | CABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-119-6545 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-119-6545 has 2 manufacturer part numbers on file: 79999 (Setra Systems, Inc. Dba Gems Sensors), 26717 (Setra Systems, Inc. Dba Gems Sensors).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-250-9834, 6680-01-292-2868. Verify interchangeability with system specifications before substitution.
Key specifications for 79999: Relay: NOT INCLUDED; Actuation Method: BUOYANCY; Power Cable Length: 24.000 INCHES NOMINAL IN; AC Voltage Rating: 30.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.