The Switch,rotary, cataloged under National Stock Number 5930-00-682-3540, 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 26 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-682-3540 |
| Primary Part Number | 3100-0372 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Shaft Type | ROUND SECOND ACTUATOR |
| Shaft Type | ROUND, HOLLOWED FIRST ACTUATOR |
| Shaft Diameter | 0.125 INCHES NOMINAL SECOND ACTUATOR IN |
| Shaft Diameter | 0.250 INCHES NOMINAL FIRST ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.531 INCHES NOMINAL AT 10:30 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | SILVER |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 SINGLE SECTION FRONT |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 1 |
| Nonturn Device Type | TAB AT 10:30 OCLOCK |
| Features Provided | VARIABLE RESISTOR |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.781 INCHES NOMINAL FIRST ACTUATOR IN |
| Shaft Length | 1.156 INCHES NOMINAL SECOND ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP FIRST 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 | 110.0 AC AT SEA LEVEL |
| Precious Material and Location | CONTACT SURFACES SILVER |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| 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 |
|---|---|
| 3100-0372 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 3100-0372 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 3100-0372-PM | 5/9 Secondary reference Keysight Technologies, Inc. |
| 3100-0372 | 5/1 Secondary reference Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| 3100-0372-PM | 5/1 Secondary reference Keysight Technologies Inc |
| 3100-0372-PM | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 3100-0372 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5930-00-682-3540 is a Switch,rotary, manufactured by Keysight Technologies Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-682-3540 has 1 manufacturer part number on file: 3100-0372 (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-689-3967. Verify interchangeability with system specifications before substitution.
Key specifications for 3100-0372: Shaft Type: ROUND SECOND ACTUATOR; Shaft Type: ROUND, HOLLOWED FIRST ACTUATOR; Overall Height: 1.531 INCHES NOMINAL IN; Shaft Diameter: 0.125 INCHES NOMINAL SECOND ACTUATOR IN. 26 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.