The Switch,pressure, cataloged under National Stock Number 5930-00-581-3853, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-581-3853 |
| Primary Part Number | 815779 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Diameter | 1.875 INCHES MAXIMUM IN |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 2.188 INCHES MAXIMUM IN |
| Proof Pressure | 550.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 250.0 MILLIAMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INLET CONNECTION |
| Contact Adjustment Range | +375.00 TO 475.00 ACTUATION POINT POUNDS PER SQUARE INCH GAGE AND +375.00 TO 475.00 DEACTUATION POINT POUNDS PER SQUARE INCH GAGE |
| Thread Length | 0.375 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | GAGE |
| Contact Adjustment Type | EXTERNAL DEACTUATION POINT HEX NUT AND EXTERNAL ACTUATION POINT HEX NUT |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nominal Thread Size | 0.375 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | PLAIN, THREADED EXTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -55.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 45.00 DIFFERENTIAL POINT MAXIMUM POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 18 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPT SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET |
| Contact Voltage Rating in Volts | 28.0 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 |
| Part Number | Manufacturer |
|---|---|
| 815779 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 8020045 | Helios Inc (USA) |
| Reference | Meaning |
|---|---|
| 5930PL0653787 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 80C534 | 5/9 Secondary reference Northern Telecom Inc Telecom Distribution Div |
NSN 5930-00-581-3853 is a Switch,pressure, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-581-3853 has 2 manufacturer part numbers on file: 815779 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 8020045 (Helios Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-315-9869, 6150-01-525-1324. Verify interchangeability with system specifications before substitution.
Key specifications for 815779: Body Diameter: 1.875 INCHES MAXIMUM IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 2.188 INCHES MAXIMUM 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.