The Switch,rotary, cataloged under National Stock Number 5930-01-252-2939, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-252-2939 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | FOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| Mounting Facility Circle Radius | 1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AND 5.0 AMPERES INDUCTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AND 10.0 AMPERES INDUCTIVE LOAD LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD AND 2.0 AMPERES INDUCTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AND 15.0 AMPERES INDUCTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Style Designator | TAP, CIRCUIT SELECTOR |
| Individual Section Quantity | 3 |
| Features Provided | ACTUATOR KNOB AND DUMMY SECTION |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Contact Switching Action | MAKES BEFORE BREAKS EACH SECTION PERIPHERY |
| Contact Voltage Rating in Volts | 500.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 125.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 350.0 HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 120.0 LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 24 SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 2 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Hazardous Locations/environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1219C3LB | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 121903LB | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-252-2939 is a Switch,rotary, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-01-252-2939: Overall Height: 2.719 INCHES NOMINAL IN; Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB W/SCREW; Mounting Facility Pattern: FOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY. 24 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.
NSN 5930-01-252-2939 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.