The Switch,rotary, cataloged under National Stock Number 5930-01-040-6259, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallcross Inc. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-040-6259 |
| Primary Part Number | 338668-4 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Shallcross Inc |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.531 INCHES NOMINAL AT 12:00 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE SECOND MOUNTING FACILITY |
| First Flat Length | 0.500 INCHES NOMINAL SINGLE ACTUATOR IN |
| Detent Rotational Torque Range | +6.000 TO 16.000 INCH-POUNDS SINGLE ACTUATOR IN |
| Precious Material | GOLD |
| Rotor Through Connection Quantity | 1 EACH SECTION |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING FIRST MOUNTING FACILITY |
| Mounting Method | THREADED HOLE(S) SECOND MOUNTING FACILITY |
| Thread Length | 0.375 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION FRONT |
| Style Designator | SQUARE WAFER, PANEL MOUNT |
| Individual Section Quantity | 8 |
| Nonturn Device Type | TAB AT 12:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES FIRST MOUNTING FACILITY IN |
| Nominal Thread Size | 0.164 INCHES SECOND MOUNTING FACILITY IN |
| Shaft Length | 0.625 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 30.0 DC AT SEA LEVEL |
| Precious Material and Location | CONTACT SURFACE GOLD AND WIPER ARM SURFACE GOLD |
| Operating Temp Range | -65.0 TO 125.0 CELSIUS DEGC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-01-040-6259 is a Switch,rotary, manufactured by Shallcross Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-040-6259 has 2 manufacturer part numbers on file: 338668-4 (Lockheed Martin Corporation Div Rms - Mitchel Field), 338668-4 (Shallcross Inc).
Key specifications for 338668-4: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Overall Height: 3.126 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 27 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.