The Switch,pressure, cataloged under National Stock Number 5930-00-644-0179, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-644-0179 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Proof Pressure | 300.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 10.00 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INLET CONNECTION |
| Contact Adjustment Range | +0.00 TO 240.00 ACTUATION POINT POUNDS PER SQUARE INCH AND +0.00 TO 240.00 DEACTUATION POINT POUNDS PER SQUARE INCH |
| Body Height | 3.169 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Outside Diameter | 0.125 INCHES NOMINAL SINGLE CONNECTION IN |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | INTERNAL ACTUATION POINT HEX NUT AND INTERNAL DEACTUATION POINT HEX NUT |
| Nominal Thread Size | 0.125 INCHES SINGLE PRESSURE CONNECTION IN |
| Body Length | 2.062 INCHES MAXIMUM IN |
| Pressure Connector Type | PLAIN, THREADED EXTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | GAS OR LIQUID |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE AND DEACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 651892 | 5/9 Secondary reference U.S. Government activity |
| 651892 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| J40-271-1070 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-644-0179 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-00-644-0179: Overall Height: 3.312 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Proof Pressure: 300.00 POUNDS PER SQUARE INCH LBS. 19 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.