The Switch,sensitive, cataloged under National Stock Number 5930-01-123-4183, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-123-4183 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Housing Height | 1.890 INCHES NOMINAL IN |
| Actuator Style | ROLLER ARM |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Length | 2.344 INCHES NOMINAL IN |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Width | 1.156 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Switch Actuating Force | 24.0 INCH-OUNCES NOMINAL IN |
| Features Provided | ACTUATOR SEAL |
| Actuator Length | 2.750 INCHES NOMINAL IN |
| Housing Width | 1.600 INCHES NOMINAL IN |
| Actuator Roller Width | 0.281 INCHES NOMINAL IN |
| Actuator Movement | 12.0 PRETRAVEL DEGREES NOMINAL AND 40.0 OVERTRAVEL DEGREES NOMINAL AND 5.0 DIFFERENTIAL DEGREES NOMINAL |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT |
| Precious Material and Location | CONTACTS SILVER |
| Maximum Voltage Rating in Volts | 600.0 AC AND 480.0 DC |
| Terminal Type and Quantity | 3 SCREW |
| Housing Length | 4.180 INCHES NOMINAL IN |
| Actuator Roller Diameter | 0.750 INCHES NOMINAL IN |
| Actuator Height | 1.125 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 100.000 MILLIAMPERES RESISTIVE DC AND 1.200 AMPERES RESISTIVE AC |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| M2-2B | 5/9 Secondary reference Namco Controls Corp |
| EA510-17702 AND EL120-30302 | 3/9 Design control — primary reference Namco Controls Corp |
NSN 5930-01-123-4183 is a Switch,sensitive, classified under FSC 5930, Switches. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5365-01-603-4427. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-01-123-4183: Overall Height: 2.600 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Housing Height: 1.890 INCHES NOMINAL IN. 22 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.