The Switch,flow, cataloged under National Stock Number 5930-01-540-8453, 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 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-540-8453 |
| Primary Part Number | 218391 |
| Item Name | Switch,flow |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Contact Action Stimulus | DECREASE |
| Terminal Type | WIRE LEAD |
| Mounting Method | BASE |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 3.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 32.0 DC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 110.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 220.0 AC AT SEA LEVEL THIRD VOLTAGE |
| 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 |
|---|---|
| BA-200-UE-JB-0.750-V-3.00-C-M | Setra Systems, Inc. Dba Gems Sensors (USA) |
| 218391 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
NSN 5930-01-540-8453 is a Switch,flow, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-540-8453 has 2 manufacturer part numbers on file: BA-200-UE-JB-0.750-V-3.00-C-M (Setra Systems, Inc. Dba Gems Sensors), 218391 (Setra Systems, Inc. Dba Gems Sensors).
Key specifications for 218391: Contact Action Stimulus: DECREASE; Terminal Type: WIRE LEAD; Mounting Method: BASE; Special Features: THIS IS THE REPLACEMENT BONNET FOR FLOW SWITCH, NSN 5930-01-540-8438. 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.