The Switch,rotary, cataloged under National Stock Number 5930-00-542-2012, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-542-2012 |
| Primary Part Number | 3100-0259 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 FIRST SECTION FRONT |
| Pole Quantity | 1 FIRST SECTION REAR |
| Individual Section Quantity | 2 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.750 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | ADJUSTABLE STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES FIRST SECTION REAR |
| Contact Switching Action | MAKES BEFORE BREAKS FIRST SECTION FRONT |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Throw Quantity | 3 FIRST SECTION REAR |
| Throw Quantity | 1 FIRST SECTION FRONT |
| 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 |
|---|---|
| 3100-0259 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 30100-0259 | 5/9 Secondary reference Crl Components Inc |
| 3100-0259 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 3100-0259 | 5/1 Secondary reference U.S. Government activity |
| 3100-0259 | 5/1 Secondary reference Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| 3100-0259 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5930-00-542-2012 is a Switch,rotary, manufactured by Keysight Technologies Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-542-2012 has 1 manufacturer part number on file: 3100-0259 (Keysight Technologies Inc).
Key specifications for 3100-0259: Shaft Type: ROUND SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 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.