The Switch,liquid Level, cataloged under National Stock Number 5930-01-210-2221, 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 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-210-2221 |
| Primary Part Number | LS-2000 |
| Item Name | Switch,liquid Level |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Actuation Method | BUOYANCY |
| AC Voltage Rating | 220.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT |
| Mounting Method | THREAD |
| Mounting Position | HORIZONTAL |
| Float Quantity | 1 |
| Operating Temp Rating | 300.0 FAHRENHEIT MAXIMUM DEGF |
| Mounting Dimensions | MOUNTED BY 1 1/2-14 NPT MALE CONNECTION |
| Electrical Connection Type | CONNECTOR PLUG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LS-2000 | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| C5075899-1 | 5/9 Secondary reference Signals Warfare Project Manager |
| 2000 | 3/9 Design control — primary reference Ernst Flow Industries |
| FIG 2000 | 5/9 Secondary reference Ernst Flow Industries |
NSN 5930-01-210-2221 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-210-2221 has 1 manufacturer part number on file: LS-2000 (Setra Systems, Inc. Dba Gems Sensors).
2 possible matches (shared part number, not a government interchangeability claim): 6670-01-407-4073, 7490-01-424-5509. Verify interchangeability with system specifications before substitution.
Key specifications for LS-2000: Actuation Method: BUOYANCY; AC Voltage Rating: 220.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT; Mounting Method: THREAD; Mounting Position: HORIZONTAL. 8 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.