The Switch,pressure, cataloged under National Stock Number 5930-00-177-8490, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-177-8490 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Facility Pattern | ISOSCELES TRIANGLE |
| Proof Pressure | 5.00 POUNDS PER SQUARE INCH LBS |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE |
| Mounting Method | BRACKET(S) |
| Longest Vertical Distance Between Mounting Centers | 4.906 INCHES NOMINAL IN |
| Shortest Horizontal Distance Between Mounting Centers | 2.031 INCHES NOMINAL IN |
| Pressure Switch Type | DIFFERENTIAL |
| Operating Temp Rating | -61.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC |
| Media for Which Designed | GAS OR LIQUID |
| Contact Adjustability | DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL SINGLE VOLTAGE |
| Longest Horizontal Distance Between Mounting Centers | 4.062 INCHES NOMINAL IN |
| 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 |
|---|---|
| 75070 | 3/2 Design control — primary reference U.S. Government activity |
| 253836 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5930-00-177-8490 is a Switch,pressure, classified under FSC 5930, Switches. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6615-00-327-6222, 5365-00-954-1295, 5120-01-648-3558. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-177-8490: Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Mounting Facility Pattern: ISOSCELES TRIANGLE; Proof Pressure: 5.00 POUNDS PER SQUARE INCH LBS. 14 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.