The Switch,pressure, cataloged under National Stock Number 5930-00-177-3265, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-177-3265 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Body Diameter | 1.500 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Facility Pattern | FOUR POSITION CIRCULAR |
| Overall Diameter | 1.900 INCHES MAXIMUM IN |
| Proof Pressure | 330.00 POUNDS PER SQUARE INCH GAGE LBS |
| Mounting Facility Circle Radius | 0.560 INCHES NOMINAL IN |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Thread Length | 0.594 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | GAGE |
| Nominal Thread Size | 0.437 INCHES SINGLE PRESSURE CONNECTION IN |
| Body Length | 2.200 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN |
| Pressure Connector Type | GASKET SEAL, THREADED INTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | LIQUID |
| Thread Class | 3B SINGLE PRESSURE CONNECTION |
| Contact Stimulus Rating | 11.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 10.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 1.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 20 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL SINGLE 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 |
|---|---|
| 1283-2 | 5/2 Secondary reference U.S. Government activity |
| LTCT21026-02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-177-3265 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
8 possible matches (shared part number, not a government interchangeability claim): 5950-00-426-5768, 5950-00-648-5848, 2520-00-773-5969. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-177-3265: Body Diameter: 1.500 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Mounting Facility Pattern: FOUR POSITION CIRCULAR. 24 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.