The Switch,pressure, cataloged under National Stock Number 5930-00-844-7597, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-844-7597 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Body Diameter | 6.062 INCHES NOMINAL IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Facility Pattern | THREE POSITION CIRCULAR |
| Proof Pressure | 84.00 INCHES OF WATER IN |
| Mounting Facility Circle Radius | 4.406 INCHES NOMINAL IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 0.5 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Mounting Method | THREADED STUD(S) |
| Style Designator | CYLINDRICAL |
| Outside Diameter | 0.250 INCHES NOMINAL SINGLE CONNECTION IN |
| Pressure Switch Type | GAGE |
| Nominal Thread Size | 0.250 INCHES SINGLE PRESSURE CONNECTION IN |
| Nominal Thread Size | 0.250 INCHES ALL THREADED STUD IN |
| Pressure Connector Type | GASKET SEAL, THREADED EXTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | LIQUID |
| Thread Class | 3A SINGLE PRESSURE CONNECTION A |
| Thread Class | 2B ALL THREADED STUD |
| Contact Stimulus Rating | 4.80 ACTUATION POINT NOMINAL INCHES OF WATER AND 4.00 DEACTUATION POINT NOMINAL INCHES OF WATER AND 0.10 DIFFERENTIAL POINT NOMINAL INCHES OF WATER |
| Thread Quantity Per Inch | 18 SINGLE PRESSURE CONNECTION |
| Thread Quantity Per Inch | 20 ALL THREADED STUD |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL THREADED STUD |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 460.0 AC AT SEA LEVEL FIRST 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 |
|---|---|
| 750098-4 | 3/2 Design control — primary reference U.S. Government activity |
| D1H-H2-L1 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-00-844-7597 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-00-844-7597: Body Diameter: 6.062 INCHES NOMINAL IN; Overall Height: 3.500 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE. 27 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.