The Switch,pressure, cataloged under National Stock Number 5930-01-146-4807, 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 26 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-146-4807 |
| Primary Part Number | 646DZE1 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Custom Control Sensors, Llc |
| Status | ACTIVE |
| Frequency in Hertz | 50.0 AND 60.0 SECOND VOLTAGE |
| Frequency in Hertz | 50.0 AND 60.0 FIRST VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AND 15.0 AMPERES INDUCTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 0.4 AMPERES RESISTIVE LOAD AND 0.2 AMPERES INDUCTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AND 15.0 AMPERES INDUCTIVE LOAD SECOND VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Contact Adjustment Range | +1.20 TO 18.00 ACTUATION POINT POUNDS PER SQUARE INCH AND +0.40 TO 17.20 DEACTUATION POINT POUNDS PER SQUARE INCH |
| Unthreaded Mounting Hole Diameter | 0.265 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Contact Adjustment Type | INTERNAL ACTUATION POINT SCREW WITH SCALE AND INTERNAL DEACTUATION POINT SCREW WITH SCALE |
| Features Provided | HERMETICALLY SEALED CASE |
| 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, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 1.20 ACTUATION POINT MINIMUM POUNDS PER SQUARE INCH AND 18.00 ACTUATION POINT MAXIMUM POUNDS PER SQUARE INCH AND 0.40 DIFFERENTIAL POINT MINIMUM POUNDS PER SQUARE INCH AND 17.20 DIFFERENTIAL POINT MAXIMUM POUNDS PER SQUARE INCH |
| Thread Quantity Per Inch | 18 ALL PRESSURE CONNECTION |
| Thread Series Designator | NPT ALL PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-146-4807 is a Switch,pressure, manufactured by Custom Control Sensors, Llc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-146-4807 has 2 manufacturer part numbers on file: 646DZE1 (Custom Control Sensors, Llc), 646DZE648 (Custom Control Sensors, Llc).
Key specifications for 646DZE1: Frequency in Hertz: 50.0 AND 60.0 SECOND VOLTAGE; Frequency in Hertz: 50.0 AND 60.0 FIRST VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD. 26 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.