The Switch,pressure, cataloged under National Stock Number 5930-01-308-4044, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-308-4044 |
| Primary Part Number | S30579 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 0.710 INCHES MAXIMUM IN |
| Proof Pressure | 50.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INPUT PORT |
| Style Designator | CYLINDRICAL |
| Outside Diameter | 0.438 INCHES NOMINAL SINGLE CONNECTION IN |
| Pressure Switch Type | ABSOLUTE |
| Nominal Thread Size | 0.438 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | SWIVEL NUT, FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -67.0 FAHRENHEIT MINIMUM AND 176.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS |
| Thread Class | 3A SINGLE PRESSURE CONNECTION A |
| Contact Stimulus Rating | 17.50 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH ABSOLUTE AND 15.50 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH ABSOLUTE |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | CORROSION RESISTANT |
| 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 |
|---|---|
| S30579 PRIMARY | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies (USA) |
| Reference | Meaning |
|---|---|
| 1193P0108-02 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-01-308-4044 is a Switch,pressure, manufactured by L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-308-4044 has 1 manufacturer part number on file: S30579 (L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies).
Key specifications for S30579: Width Across Flats: 1.000 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 0.710 INCHES MAXIMUM IN. 21 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.