The Switch,sensitive, cataloged under National Stock Number 5930-01-186-2732, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sef Power. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-186-2732 |
| Primary Part Number | 42EN3-3 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Sef Power |
| Status | ACTIVE |
| Body Diameter | 1.500 INCHES NOMINAL IN |
| Body Style | HOLE MOUNTED |
| Body Length | 1.680 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY, TWO POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| 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 |
|---|---|
| 42EN3-3 | Sef Power (FRA) |
| Reference | Meaning |
|---|---|
| 458-50525-501 | 1/2 Source control — Government-approved source U.S. Government activity |
| 42EN3-3 | 3/2 Design control — primary reference U.S. Government activity |
| 458-50525 | 5/9 Secondary reference U.S. Government activity |
| 42EN2-3 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-01-186-2732 is a Switch,sensitive, manufactured by Sef Power, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-186-2732 has 1 manufacturer part number on file: 42EN3-3 (Sef Power).
Key specifications for 42EN3-3: Body Diameter: 1.500 INCHES NOMINAL IN; Body Style: HOLE MOUNTED; Body Length: 1.680 INCHES NOMINAL IN; Nonpile-Up Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY, TWO POSITIONS MAINTAINED SINGLE SWITCH UNIT. 4 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.