The Switch,rotary, cataloged under National Stock Number 5930-00-421-2981, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-421-2981 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY |
| Rotor Through Connection Quantity | 1 EACH SECTION |
| Contact Load Current Rating | 30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Pole Quantity | 1 EACH SECTION FRONT |
| Style Designator | TAP, CIRCUIT SELECTOR |
| Longest Vertical Distance Between Mounting Centers | 2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Individual Section Quantity | 2 |
| Knob Manufacturer Code | 82121 |
| Features Provided | ACTUATOR KNOB |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Contact Voltage Rating in Volts | 500.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Longest Horizontal Distance Between Mounting Centers | 2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Throw Quantity | 3 EACH SECTION REAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 113302LA | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-421-2981 is a Switch,rotary, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-00-421-2981: Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 3.688 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 19 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.