The Switch,pressure, cataloged under National Stock Number 5930-01-303-8788, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-303-8788 |
| Primary Part Number | D720BXUD2.5/30PSID |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | ISOSCELES TRIANGLE |
| Proof Pressure | 2000.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Contact Load Current Rating | 0.4 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Contact Adjustment Range | +2.50 TO 30.00 ACTUATION POINT POUNDS PER SQUARE INCH GAGE |
| Unthreaded Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Longest Vertical Distance Between Mounting Centers | 4.000 INCHES NOMINAL IN |
| Shortest Horizontal Distance Between Mounting Centers | 2.187 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Contact Adjustment Type | INTERNAL ACTUATION POINT HEX NUT |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL FIRST VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 4.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| D720BXUD2.5/30PSID PRIMARY | Ashcroft Inc Dba Heise (USA) |
NSN 5930-01-303-8788 is a Switch,pressure, manufactured by Ashcroft Inc Dba Heise, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-303-8788 has 1 manufacturer part number on file: D720BXUD2.5/30PSID (Ashcroft Inc Dba Heise).
Key specifications for D720BXUD2.5/30PSID: Overall Height: 7.875 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: TAB W/SCREW; Mounting Facility Pattern: ISOSCELES TRIANGLE. 24 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.