The Switch,flow, cataloged under National Stock Number 5930-00-408-9653, 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 6 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. 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 | 5930-00-408-9653 |
| Primary Part Number | 27052 |
| Item Name | Switch,flow |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Mounting Method | INPUT PORT |
| Nominal Thread Size | 1.000 INCHES SINGLE PRESSURE CONNECTION IN |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 1.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| 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 |
|---|---|
| 27052 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| FS20027052N01GPM | Setra Systems, Inc. Dba Gems Sensors (USA) |
NSN 5930-00-408-9653 is a Switch,flow, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-408-9653 has 2 manufacturer part numbers on file: 27052 (Setra Systems, Inc. Dba Gems Sensors), FS20027052N01GPM (Setra Systems, Inc. Dba Gems Sensors).
2 possible matches (shared part number, not a government interchangeability claim): 6640-01-208-6029, 6515-01-600-2864. Verify interchangeability with system specifications before substitution.
Key specifications for 27052: Mounting Method: INPUT PORT; Nominal Thread Size: 1.000 INCHES SINGLE PRESSURE CONNECTION IN; Media for Which Designed: LIQUID; Contact Stimulus Rating: 1.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE. 6 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.