The Switch,pressure, cataloged under National Stock Number 5930-00-810-5942, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-810-5942 |
| Primary Part Number | MVA620-1 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| Width Across Flats | 0.687 INCHES NOMINAL IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 1.500 INCHES MAXIMUM IN |
| Contact Load Current Rating | 3.0 AMPERES INDUCTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | CLAMP |
| Thread Length | 0.438 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN |
| Sensing Element Burst Pressure | 7500.00 POUNDS PER SQUARE INCH LBS |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | DIFFERENTIAL |
| Nominal Thread Size | 0.4375 INCHES SINGLE PRESSURE CONNECTION IN |
| Body Length | 1.700 INCHES MAXIMUM IN |
| Pressure Connector Type | GASKET SEAL, THREADED INTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| Inside Diameter | 0.250 INCHES NOMINAL SINGLE CONNECTION IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | LIQUID |
| Thread Class | 3B SINGLE PRESSURE CONNECTION |
| Contact Stimulus Rating | 100.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 20 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | UNEF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT ALTITUDE 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 |
|---|---|
| MVA620-1 PRIMARY | Avox Systems Inc Dba Avox Systems Inc (USA) |
| 114HS112-3 | The Boeing Company (USA) |
NSN 5930-00-810-5942 is a Switch,pressure, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-810-5942 has 2 manufacturer part numbers on file: MVA620-1 (Avox Systems Inc Dba Avox Systems Inc), 114HS112-3 (The Boeing Company).
Key specifications for MVA620-1: Width Across Flats: 0.687 INCHES NOMINAL IN; Contact Action Stimulus: DECREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 1.500 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.