The Switch,rotary, cataloged under National Stock Number 5930-01-490-4900, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp Div Electroswitch. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-490-4900 |
| Primary Part Number | M5D0403N-60 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp Div Electroswitch |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | TERMINAL SINGLE MOUNTING FACILITY |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 3 |
| Precious Material and Location | PLATED CLIPS AND ROTORS SILVER |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| 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 |
|---|---|
| M5D0403N-60 PRIMARY | Electro Switch Corp Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| M5D0403N-60F01U | C/1 Advisory reference — outside the item-of-supply concept Electro Switch Corp Div Electroswitch |
NSN 5930-01-490-4900 is a Switch,rotary, manufactured by Electro Switch Corp Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-490-4900 has 1 manufacturer part number on file: M5D0403N-60 (Electro Switch Corp Div Electroswitch).
Key specifications for M5D0403N-60: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG; Overall Diameter: 1.000 INCHES NOMINAL IN; Precious Material: SILVER. 10 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.