The Switch,pressure, cataloged under National Stock Number 5930-01-472-6321, 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 22 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 | 5930-01-472-6321 |
| Primary Part Number | 211C223-531 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| Status | ACTIVE |
| Width Across Flats | 0.510 INCHES NOMINAL IN |
| Frequency in Hertz | 5000.0 SINGLE VOLTAGE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Overall Diameter | 0.091 INCHES MAXIMUM IN |
| Proof Pressure | 4800.00 POUNDS PER SQUARE INCH GAGE LBS |
| Contact Load Current Rating | 1.0 MICROAMPERES RESISTIVE LOAD AND 200.0 MICROAMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | THREADED HOLE(S) |
| Style Designator | CYLINDRICAL |
| Pressure Switch Type | ABSOLUTE |
| Distance Between Mounting Facility Centers | 2.932 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE THREADED HOLE |
| Nominal Thread Size | 0.5625 INCHES SINGLE THREADED HOLE IN |
| Operating Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED |
| Media for Which Designed | LIQUID |
| Thread Class | 3A SINGLE THREADED HOLE A |
| Contact Stimulus Rating | 2350.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE AND 1900.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH GAGE |
| Thread Quantity Per Inch | 18 SINGLE THREADED HOLE |
| Thread Series Designator | UNF SINGLE THREADED HOLE |
| Contact Adjustability | ACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE |
| 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 |
|---|---|
| 211C223-531 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| 973168 | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5930-01-472-6321 is a Switch,pressure, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-472-6321 has 2 manufacturer part numbers on file: 211C223-531 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution), 973168 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 211C223-531: Width Across Flats: 0.510 INCHES NOMINAL IN; Frequency in Hertz: 5000.0 SINGLE VOLTAGE; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE. 22 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.