The Switch,pressure, cataloged under National Stock Number 5930-01-341-9548, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-341-9548 |
| Primary Part Number | 6689908 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Width Across Flats | 0.688 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 SINGLE VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | WIRE LEAD |
| Overall Diameter | 1.250 INCHES MAXIMUM IN |
| Proof Pressure | 4500.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 2.0 AMPERES INDUCTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INPUT PORT |
| Criticality Code Justification | FEAT |
| Sensing Element Burst Pressure | 6000.00 POUNDS PER SQUARE INCH GAGE LBS |
| Style Designator | CYLINDRICAL |
| Outside Diameter | 0.674 INCHES NOMINAL SINGLE CONNECTION IN |
| Pressure Switch Type | GAGE |
| Nominal Thread Size | 0.438 INCHES SINGLE PRESSURE CONNECTION IN |
| Body Length | 2.690 INCHES MAXIMUM IN |
| Pressure Connector Type | FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -20.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Media for Which Designed | GAS |
| Thread Class | 3A SINGLE PRESSURE CONNECTION A |
| Contact Stimulus Rating | 1400.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 1350.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET AND DEACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | FUNGUS RESISTANT AND HUMIDITY RESISTANT AND SALT SPRAY RESISTANT AND VIBRATION RESISTANT AND CORROSION RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| L37500 | Lourdes Industries, Inc. (USA) |
| 8030014 | Electro National Corp (USA) |
| 6689908 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6689008 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 5930PL0974409 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5930-01-341-9548 is a Switch,pressure, manufactured by Naval Sea Systems Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-341-9548 has 3 manufacturer part numbers on file: L37500 (Lourdes Industries, Inc.), 8030014 (Electro National Corp), 6689908 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-380-9701. Verify interchangeability with system specifications before substitution.
Key specifications for 6689908: Width Across Flats: 0.688 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Frequency in Hertz: 60.0 SINGLE VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: WIRE LEAD. 25 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.