The Switch,liquid Level, cataloged under National Stock Number 5930-01-353-2456, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is The Boeing Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-353-2456 |
| Primary Part Number | A02ES194-1 |
| Item Name | Switch,liquid Level |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Actuation Method | BUOYANCY |
| DC Voltage Rating | 18.0 VOLTS MINIMUM AND 30.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Method | FLANGE |
| Mounting Position | VERTICAL |
| Connector Identification | D38999/21YA-98PN |
| Liquid Type for Which Designed | SEA WATER AND WATER |
| Connector Manufacturer Code | 81349 |
| Operating Temp Rating | -45.0 FAHRENHEIT MINIMUM AND 145.0 FAHRENHEIT MAXIMUM DEGF |
| 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 |
|---|---|
| A02ES194-1 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 603225-00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-353-2456 is a Switch,liquid Level, manufactured by The Boeing Company, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-353-2456 has 1 manufacturer part number on file: A02ES194-1 (The Boeing Company).
Key specifications for A02ES194-1: Actuation Method: BUOYANCY; DC Voltage Rating: 18.0 VOLTS MINIMUM AND 30.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED; Mounting Method: FLANGE; Mounting Position: VERTICAL. 9 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.