The Switch,pressure, cataloged under National Stock Number 5930-01-117-2764, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-117-2764 |
| Primary Part Number | 74B838001-111 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 1.120 INCHES NOMINAL IN |
| Proof Pressure | 190.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 2.000 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | INPUT PORT |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | GAGE |
| Features Provided | ELECTRICAL BOX CONNECTOR |
| Nominal Thread Size | 0.438 INCHES SINGLE PRESSURE CONNECTION IN |
| Pressure Connector Type | FLARED, THREADED EXTERNAL SINGLE CONNECTION |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS |
| Contact Stimulus Rating | 150.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 120.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 30.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 20 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | UNF SINGLE PRESSURE CONNECTION |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF |
| 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 |
|---|---|
| 74B838001-111 | Spectrum Associates, Inc. (USA) |
| 211C117-130 | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| 74B838001-111 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74B838001 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 5930-01-117-2764 is a Switch,pressure, manufactured by The Boeing Company Div Defense, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-117-2764 has 3 manufacturer part numbers on file: 74B838001-111 (Spectrum Associates, Inc.), 211C117-130 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution), 74B838001-111 (The Boeing Company Div Defense).
Key specifications for 74B838001-111: Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Overall Diameter: 1.120 INCHES NOMINAL IN; Proof Pressure: 190.00 POUNDS PER SQUARE INCH GAGE LBS. 20 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.