The Switch,pressure, cataloged under National Stock Number 5930-01-049-1335, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Custom Control Sensors, Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-049-1335 |
| Primary Part Number | 642DHB1-4-8PSIDECR |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Custom Control Sensors, Llc |
| Status | ACTIVE |
| Frequency in Hertz | 50.0 AND 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | DECREASE |
| Terminal Type | WIRE LEAD |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AND 15.0 AMPERES INDUCTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 400.0 MILLIAMPERES RESISTIVE LOAD AND 200.0 MILLIAMPERES INDUCTIVE LOAD SECOND VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.219 INCHES MINIMUM AND 0.233 INCHES MAXIMUM IN |
| Longest Vertical Distance Between Mounting Centers | 2.120 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Nominal Thread Size | 0.250 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | PLAIN, THREADED INTERNAL ALL CONNECTIONS |
| Operating Temp Rating | -34.0 CELSIUS MINIMUM AND 71.0 CELSIUS MAXIMUM DEGC |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Contact Stimulus Rating | 4.80 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH |
| Thread Quantity Per Inch | 18 ALL PRESSURE CONNECTION |
| Thread Series Designator | NPT ALL PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 2.120 INCHES NOMINAL IN |
| 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 |
|---|---|
| 642DHB1-4-8PSIDECR PRIMARY | Custom Control Sensors, Llc (USA) |
NSN 5930-01-049-1335 is a Switch,pressure, manufactured by Custom Control Sensors, Llc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-049-1335 has 1 manufacturer part number on file: 642DHB1-4-8PSIDECR (Custom Control Sensors, Llc).
Key specifications for 642DHB1-4-8PSIDECR: Frequency in Hertz: 50.0 AND 60.0 FIRST VOLTAGE; Contact Action Stimulus: DECREASE; Terminal Type: WIRE LEAD; Mounting Facility Pattern: FOUR POSITION RECTANGULAR. 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.