The Switch,pressure-Thermostatic, cataloged under National Stock Number 5930-01-028-0903, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Detroit Switch Inc Dba Detroit Switch Inc. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-028-0903 |
| Primary Part Number | 2222454NB12 |
| Item Name | Switch,pressure-Thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Detroit Switch Inc Dba Detroit Switch Inc |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | ISOSCELES TRIANGLE |
| Contact Load Current Rating | 3.4 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 1.2 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Body Height | 2.750 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Longest Vertical Distance Between Mounting Centers | 3.281 INCHES NOMINAL IN |
| Shortest Horizontal Distance Between Mounting Centers | 1.203 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Nominal Thread Size | 0.438 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | GASKET SEAL, THREADED INTERNAL SINGLE CONNECTION |
| Operating Temp Rating | 125.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Thread Class | 2B SINGLE PRESSURE CONNECTION |
| Contact Stimulus Rating | 550.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 525.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 440.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 440.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 2.406 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2222454NB12 PRIMARY | Detroit Switch Inc Dba Detroit Switch Inc (USA) |
NSN 5930-01-028-0903 is a Switch,pressure-Thermostatic, manufactured by Detroit Switch Inc Dba Detroit Switch Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-028-0903 has 1 manufacturer part number on file: 2222454NB12 (Detroit Switch Inc Dba Detroit Switch Inc).
Key specifications for 2222454NB12: Overall Height: 5.313 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB W/SCREW; Mounting Facility Pattern: ISOSCELES TRIANGLE. 23 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.