The Switch,liquid Level, cataloged under National Stock Number 5930-01-109-4239, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-109-4239 |
| Primary Part Number | 35676 |
| 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 |
| Phase | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| AC Voltage Rating | 240.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Overall Diameter | 1.875 INCHES NOMINAL IN |
| Mounting Method | THREAD |
| Contact Arrangement | SINGLE THROW |
| Mounting Position | VERTICAL |
| Connector Identification | 35676 |
| Specific Equipment Accommodated | LIQUID STORAGE TAK |
| Float Effective Travel | 1.000 INCHES NOMINAL IN |
| Float Quantity | 1 |
| Liquid Type for Which Designed | WATER OR VARIOUS FUELS |
| Connector Manufacturer Code | 04034 |
| Frequency Rating | 60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Electrical Connection Type | CONNECTOR RECEPTACLE |
| 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 |
|---|---|
| 35676 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| 35676 | C/1 Advisory reference — outside the item-of-supply concept Alfa Laval Inc |
| M4301 | C/1 Advisory reference — outside the item-of-supply concept Madison Company |
NSN 5930-01-109-4239 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-109-4239 has 1 manufacturer part number on file: 35676 (Setra Systems, Inc. Dba Gems Sensors).
1 possible match (shared part number, not a government interchangeability claim): 2940-01-258-5200. Verify interchangeability with system specifications before substitution.
Key specifications for 35676: Relay: NOT INCLUDED; Actuation Method: BUOYANCY; Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED; AC Voltage Rating: 240.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 16 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.