The Switch,rotary, cataloged under National Stock Number 5930-00-421-7563, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hickok Waekon Llc. Government technical data includes 28 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-421-7563 |
| Primary Part Number | 19912-636 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Hickok Waekon Llc |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.375 INCHES NOMINAL AT 9:00 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | SILVER |
| Contact Load Current Rating | 50.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD AND 50.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 225.0 MILLIAMPERES LAMP LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 4 SINGLE SECTION FRONT |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 1 |
| Nonturn Device Type | TAB AT 9:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.438 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION FRONT |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 300.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Precious Material and Location | CONTACTS SILVER |
| Operating Temp Range | -65.0 TO 125.0 CELSIUS DEGC |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| 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 |
|---|---|
| 19912-636 | Cts Corp Electromechanical Div (USA) |
| 19912-636 PRIMARY | Hickok Waekon Llc (USA) |
| Reference | Meaning |
|---|---|
| PA607-1022 | 5/9 Secondary reference Crl Components Inc |
| TS-2798 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 19912-636 | 5/9 Secondary reference Cts Corp |
NSN 5930-00-421-7563 is a Switch,rotary, manufactured by Hickok Waekon Llc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-421-7563 has 2 manufacturer part numbers on file: 19912-636 (Cts Corp Electromechanical Div), 19912-636 (Hickok Waekon Llc).
Key specifications for 19912-636: Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 1.312 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 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.