The Switch,pressure, cataloged under National Stock Number 5930-00-397-8481, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-397-8481 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | SCREW |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Proof Pressure | 7500.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | BRACKET(S) AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | +115.00 TO 1500.00 ACTUATION POINT POUNDS PER SQUARE INCH AND +100.00 TO 1425.00 DEACTUATION POINT POUNDS PER SQUARE INCH |
| Thread Length | 0.500 INCHES MINIMUM SINGLE PRESSURE CONNECTION IN |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Longest Vertical Distance Between Mounting Centers | 2.562 INCHES NOMINAL IN |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT SCREW AND EXTERNAL ACTUATION POINT SCREW |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nominal Thread Size | 0.562 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | PLAIN, THREADED INTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS |
| Thread Class | 2B SINGLE PRESSURE CONNECTION |
| Thread Quantity Per Inch | 18 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE AND ACTUATION POINT 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 |
| Longest Horizontal Distance Between Mounting Centers | 3.500 INCHES NOMINAL IN |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| 6183-5 | 3/9 Design control — primary reference Air Dry Co of America, Llc |
| 9048-3 | 5/1 Secondary reference U.S. Government activity |
| 6183-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-397-8481 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 6220-00-689-3476, 5930-00-956-8832, 2835-01-376-6832. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-397-8481: Overall Height: 5.570 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: SCREW; Mounting Facility Pattern: FOUR POSITION RECTANGULAR. 27 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.