The Switch,sensitive, cataloged under National Stock Number 5930-01-330-8619, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-330-8619 |
| Primary Part Number | 203-1125 ITEM NO. 34 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Housing Height | 2.500 INCHES NOMINAL IN |
| Actuator Style | ROUND |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Length | 6.812 INCHES NOMINAL IN |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Width | 1.688 INCHES NOMINAL IN |
| Housing Width | 2.250 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY SINGLE SWITCH UNIT |
| Precious Material and Location | CONTACTS SILVER |
| Maximum Voltage Rating in Volts | 600.0 AC AND 250.0 DC |
| Housing Length | 7.062 INCHES NOMINAL IN |
| Actuator Height | 0.500 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 1.500 AMPERES RESISTIVE DC AND 5.000 AMPERES RESISTIVE AC |
| Hazardous Locations/environmental Protection | DUSTPROOF AND OILTIGHT AND WATERTIGHT |
| 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 |
|---|---|
| 2A1-1802 | Lake Shore Systems, Inc. (USA) |
| 203-1125 ITEM NO. 34 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| EA790-80100 | 5/9 Secondary reference Namco Controls Corp |
NSN 5930-01-330-8619 is a Switch,sensitive, manufactured by Lake Shore Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-330-8619 has 2 manufacturer part numbers on file: 2A1-1802 (Lake Shore Systems, Inc.), 203-1125 ITEM NO. 34 (Lake Shore Systems, Inc.).
Key specifications for 203-1125 ITEM NO. 34: Overall Height: 3.062 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Housing Height: 2.500 INCHES NOMINAL IN. 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.