The Switch,pressure, cataloged under National Stock Number 5930-00-446-1688, 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23 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-446-1688 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Proof Pressure | 6000.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD FIFTH VOLTAGE |
| Mounting Method | UNTHREADED HOLE(S) |
| Style Designator | RECTANGULAR W/BRACKET |
| Pressure Switch Type | GAGE |
| Nominal Thread Size | 0.4375 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | SWIVEL NUT, FLARE, THREADED INTERNAL SINGLE CONNECTION |
| Nonpile-Up Contact Arrangement | 2 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 75.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH |
| Thread Quantity Per Inch | 20 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 480.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 14.0 DC AT SEA LEVEL FOURTH VOLTAGE |
| Contact Voltage Rating in Volts | 8.0 DC AT SEA LEVEL FIFTH 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 |
|---|---|
| 9048-2 | 3/2 Design control — primary reference U.S. Government activity |
| 9048-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 9049PC9048-2 | 5/2 Secondary reference U.S. Government activity |
NSN 5930-00-446-1688 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 1650-00-540-0170, 6220-01-058-3454, 4720-01-541-8662. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-446-1688: Overall Height: 4.750 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Proof Pressure: 6000.00 POUNDS PER SQUARE INCH LBS; Contact Load Current Rating: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE. 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.