The Switch,pressure, cataloged under National Stock Number 5930-01-066-1981, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-066-1981 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Contact Load Current Rating | 16.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 16.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Contact Adjustment Range | +0.14 TO 0.60 ACTUATION POINT GALLONS PER MINUTE AND +0.07 TO 0.30 DEACTUATION POINT GALLONS PER MINUTE |
| Thread Length | 2.312 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN |
| Body Height | 2.656 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR W/BRACKET |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | INTERNAL DEACTUATION POINT SCREW AND INTERNAL ACTUATION POINT SCREW |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nominal Thread Size | 0.500 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | GASKET SEAL, THREADED INTERNAL SINGLE CONNECTION |
| Operating Temp Rating | 180.0 FAHRENHEIT MAXIMUM DEGF |
| Inside Diameter | 0.500 INCHES NOMINAL SINGLE CONNECTION IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 0.07 DEACTUATION POINT MINIMUM GALLONS PER MINUTE AND 0.30 DEACTUATION POINT MAXIMUM GALLONS PER MINUTE |
| Thread Quantity Per Inch | 14 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 277.0 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 |
|---|---|
| F61KD-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-066-1981 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-01-066-1981: Overall Height: 5.031 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Contact Load Current Rating: 16.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 25 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.