The Switch,pressure, cataloged under National Stock Number 5930-01-549-6741, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-549-6741 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Proof Pressure | 4.00 POUNDS PER SQUARE INCH LBS |
| Pressure Switch Type | DIFFERENTIAL |
| Operating Temp Rating | 40.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MDA-111 | 3/9 Design control — primary reference Dwyer Instruments Inc |
NSN 5930-01-549-6741 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-01-549-6741: Proof Pressure: 4.00 POUNDS PER SQUARE INCH LBS; Pressure Switch Type: DIFFERENTIAL; Operating Temp Rating: 40.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF; Special Features: SWITCH TYPE:SPST NORMALLY OPEN; SWITCHING MEDIA:AIR OR COMPATIBLE FLUIDS ON HIGH SIDE; CURRENT RATING:40 MA RESISTIVE FOR LIFE IN EXCESS OF 20 MILLION CYCLES; CONTACTS:18K GOLD INLAY; ELECTRICAL CONNECTIONS: TERMINALS-0.187 INCH X 0.20: SPADE (RECESSED) FOR USE WITH QUICK DISCONNECTS; PRESSURE CONNECTIONS:SMOOTH PORT 5/32 INCH DIAMETER FOR 1/8 INCH INSIDE DIAMETER TUBING; HOUSING:POLYCARBONATE; DIAPHRAGM MATERIAL:POLYURETHANE; OPERATING VOLTAGE:AC/DC-30V OR LESS WITH RESISTIVE LOAD; MOUNTING:USE NUMBER 4 SCREWS THROUGH MOUNTING LUGS OR NUMBER 2 SCREWS THROUGH EYELETS; WEIGHT:LESS THAN 10 GRAMS V. 3 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.