The Switch,sensitive, cataloged under National Stock Number 5930-01-436-4866, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Nelson Electric Supply Co Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-436-4866 |
| Primary Part Number | EA780-40112 |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Nelson Electric Supply Co Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Style | HOLE MOUNTED |
| Housing Height | 3.190 INCHES NOMINAL IN |
| Actuator Style | ROLLER ARM |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Length | 2.810 INCHES NOMINAL IN |
| Center to Center Distance Between Housing Mounting Facilities Parallel to Width | 2.440 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Switch Actuator Quantity | 1 |
| Unthreaded Mounting Hole Diameter | 0.255 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Specification/standard Data | 30003-1741AS487 MANUFACTURERS SOURCE CONTROL |
| Actuator Length | 3.000 INCHES NOMINAL IN |
| Housing Width | 3.250 INCHES NOMINAL IN |
| Actuator Roller Width | 0.280 INCHES NOMINAL IN |
| Precious Material and Location | CONTACTS SILVER |
| Maximum Voltage Rating in Volts | 600.0 AC |
| Actuator Roller Diameter | 0.880 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 2.500 AMPERES RESISTIVE AC |
| Hazardous Locations/environmental Protection | CORROSION RESISTANT AND SALT SPRAY RESISTANT 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 |
|---|---|
| EA780-40112 PRIMARY | Nelson Electric Supply Co Inc (USA) |
| 1741AS487-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1741AS487-1 | C/1 Advisory reference — outside the item-of-supply concept Nelson Electric Supply Co Inc |
NSN 5930-01-436-4866 is a Switch,sensitive, manufactured by Nelson Electric Supply Co Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-436-4866 has 2 manufacturer part numbers on file: EA780-40112 (Nelson Electric Supply Co Inc), 1741AS487-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for EA780-40112: Inclosure Type: FULLY INCLOSED; Body Style: HOLE MOUNTED; Housing Height: 3.190 INCHES NOMINAL IN; Actuator Style: ROLLER ARM. 18 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.