The Switch,pressure, cataloged under National Stock Number 5930-00-899-8601, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-899-8601 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Proof Pressure | 200.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 1.0 AMPERES LAMP LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 1.0 AMPERES LAMP LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.257 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Pressure Switch Type | DIFFERENTIAL |
| Distance Between Mounting Facility Centers | 3.000 INCHES NOMINAL IN |
| Nominal Thread Size | 0.4375 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | PLAIN, THREADED INTERNAL ALL CONNECTIONS |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 9.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 6.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 3.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH |
| Thread Quantity Per Inch | 20 ALL PRESSURE CONNECTION |
| Thread Series Designator | UNF ALL PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 18.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Hazardous Locations/environmental Protection | WEATHERPROOF |
| 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 |
|---|---|
| NA5-72384-2 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Legacy Am&m |
| 7937554 | 3/2 Design control — primary reference U.S. Government activity |
| 83132 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5930-00-899-8601 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-00-899-8601: Overall Height: 1.870 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Mounting Facility Pattern: TWO POSITION IN-LINE. 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.