The Switch,liquid Level, cataloged under National Stock Number 5930-01-616-4241, 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 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 | 5930-01-616-4241 |
| Primary Part Number | 79990 |
| 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 | 24.0 INCHES NOMINAL IN |
| Mounting Position | VERTICAL |
| Float Quantity | 1 |
| Liquid Type for Which Designed | WATER |
| Operating Temp Rating | -40.0 FAHRENHEIT NOMINAL AND 480.0 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 |
| Part Number | Manufacturer |
|---|---|
| 79990 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| H350290-108 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5930-01-616-4241 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-616-4241 has 2 manufacturer part numbers on file: 79990 (Setra Systems, Inc. Dba Gems Sensors), H350290-108 (Naval Inventory Control Point Mechanicsburg).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-694-7060. Verify interchangeability with system specifications before substitution.
Key specifications for 79990: Relay: NOT INCLUDED; Actuation Method: BUOYANCY; Power Cable Length: 24.0 INCHES NOMINAL IN; Mounting Position: VERTICAL. 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.