The Switch,pressure, cataloged under National Stock Number 5930-01-027-3834, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-027-3834 |
| Primary Part Number | 214C40-2-12 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| Status | ACTIVE |
| Body Diameter | 1.420 INCHES MAXIMUM IN |
| Contact Action Stimulus | DECREASE |
| Terminal Type | WIRE HOOK |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Proof Pressure | 20.00 POUNDS PER SQUARE INCH ABSOLUTE LBS |
| Contact Load Current Rating | 4.0 AMPERES RESISTIVE LOAD AND 2.5 AMPERES INDUCTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.156 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL W/LUGS |
| Pressure Switch Type | DIFFERENTIAL |
| Distance Between Mounting Facility Centers | 1.930 INCHES NOMINAL IN |
| Operating Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Contact Stimulus Rating | 16.70 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH ABSOLUTE AND 17.70 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH ABSOLUTE AND 1.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH ABSOLUTE |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SECOND 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 |
|---|---|
| 214C40-2-12 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| 214C40-2-12 | C/1 Advisory reference — outside the item-of-supply concept Bosch Security Systems, Inc. |
| C51000-001 | C/1 Advisory reference — outside the item-of-supply concept Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| 214C40-2-12 | 5/9 Secondary reference 1-Source Electronic Components, Inc. |
| C51000-001 | 5/9 Secondary reference Radionics Technologies Inc |
NSN 5930-01-027-3834 is a Switch,pressure, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-027-3834 has 1 manufacturer part number on file: 214C40-2-12 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
Key specifications for 214C40-2-12: Body Diameter: 1.420 INCHES MAXIMUM IN; Overall Height: 1.850 INCHES MAXIMUM IN; Contact Action Stimulus: DECREASE; Terminal Type: WIRE HOOK. 19 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.