The Switch,rotary, cataloged under National Stock Number 5930-01-099-3983, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-099-3983 |
| Primary Part Number | SM-C-746524 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| Status | ACTIVE |
| Shaft Type | ROUND, PARALLEL FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| First Flat Length | 0.219 INCHES MINIMUM AND 0.249 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Detent Rotational Torque Range | +1.000 TO 25.000 INCH-OUNCES SINGLE ACTUATOR IN |
| Contact Load Current Rating | 100.0 MILLIAMPERES RESISTIVE LOAD DC AT ALTITUDE |
| Contact Load Current Rating | 50.0 MILLIAMPERES RESISTIVE LOAD AC AT ALTITUDE |
| Contact Load Current Rating | 200.0 MILLIAMPERES RESISTIVE LOAD AND 20.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 100.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Switch Actuator Momentary Position | CLOCKWISE SINGLE ACTUATOR |
| Individual Section Quantity | 1 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.316 INCHES MINIMUM AND 0.346 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Width Between Flats | 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT ALTITUDE |
| Contact Voltage Rating in Volts | 115.0 AC AT ALTITUDE |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Operating Temp Range | -65.0 TO 125.0 CELSIUS DEGC |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 36.0 DEGREES SINGLE ACTUATOR |
| 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 |
|---|---|
| SM-C-746524 | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| SM-C-746524 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-099-3983 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-099-3983 has 1 manufacturer part number on file: SM-C-746524 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
Key specifications for SM-C-746524: Shaft Type: ROUND, PARALLEL FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 28 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.