The Switch,pressure, cataloged under National Stock Number 5930-00-818-5481, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 16 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 | 5930-00-818-5481 |
| Primary Part Number | RG8395D3 |
| Item Name | Switch,pressure |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| Contact Action Stimulus | INCREASE |
| Terminal Type | CONNECTOR, RECEPTACLE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Mounting Method | BASE AND THREADED HOLE(S) |
| Contact Adjustment Range | +20.00 TO 32.00 ACTUATION POINT INCHES OF MERCURY |
| Longest Vertical Distance Between Mounting Centers | 1.500 INCHES NOMINAL IN |
| Pressure Switch Type | GAGE |
| Nominal Thread Size | 0.125 INCHES SINGLE PRESSURE CONNECTION IN |
| Nominal Thread Size | 0.138 INCHES ALL THREADED HOLE IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION |
| Contact Stimulus Rating | 3.50 DIFFERENTIAL POINT NOMINAL INCHES OF MERCURY |
| Thread Quantity Per Inch | 32 ALL THREADED HOLE |
| Thread Quantity Per Inch | 27 SINGLE PRESSURE CONNECTION |
| Thread Series Designator | NPSC SINGLE PRESSURE CONNECTION |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE, PRESET |
| Longest Horizontal Distance Between Mounting Centers | 1.500 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 |
NSN 5930-00-818-5481 is a Switch,pressure, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-818-5481 has 2 manufacturer part numbers on file: RG8395D3 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec), 9016935 (Us Army Aviation and Missile Command).
Key specifications for RG8395D3: Overall Height: 2.594 INCHES NOMINAL IN; Contact Action Stimulus: INCREASE; Terminal Type: CONNECTOR, RECEPTACLE; Mounting Facility Pattern: FOUR POSITION RECTANGULAR. 16 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.