The Switch,pressure, cataloged under National Stock Number 5930-00-033-3298, 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23 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-033-3298 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Width Across Flats | 0.880 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | CLAMP |
| 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 |
| Body Length | 2.125 INCHES NOMINAL IN |
| Pressure Connector Type | FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY |
| Media for Which Designed | LIQUID |
| Contact Stimulus Rating | 18.00 ACTUATION POINT MINIMUM POUNDS PER SQUARE INCH AND 22.00 ACTUATION POINT MAXIMUM POUNDS PER SQUARE INCH |
| Thread Quantity Per Inch | 18 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Hazardous Locations/environmental Protection | MOISTURE RESISTANT |
| 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 |
|---|---|
| SP1Z20FA | 3/2 Design control — primary reference U.S. Government activity |
| 70-1309 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
NSN 5930-00-033-3298 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-273-5541, 4820-01-706-6910. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-033-3298: Width Across Flats: 0.880 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 2.000 INCHES NOMINAL IN. 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.