The Switch,rotary, cataloged under National Stock Number 5930-00-021-9665, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp Div Electroswitch. Government technical data includes 22 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-021-9665 |
| Primary Part Number | D9G0123N |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp Div Electroswitch |
| 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, SOLDER LUG |
| Contact Load Current Rating | 5.5 AMPERES RESISTIVE LOAD LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 1.7 AMPERES RESISTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | THREADED BUSHING WITH PANEL SEAL SINGLE MOUNTING FACILITY |
| Thread Length | 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 SINGLE SECTION REAR |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 1 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 2.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | ADJUSTABLE STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 6.0 LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 24.0 HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 15.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 24 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Throw Quantity | 23 SINGLE 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 |
| Part Number | Manufacturer |
|---|---|
| D9G0123N PRIMARY | Electro Switch Corp Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| PA-4001 | 3/9 Design control — primary reference Crl Components Inc |
| PA4001 | 5/9 Secondary reference Johnson Controls Inc Div Johnson Controls |
| 9211245 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
| PA40001 | C/1 Advisory reference — outside the item-of-supply concept Crl Components Inc |
NSN 5930-00-021-9665 is a Switch,rotary, manufactured by Electro Switch Corp Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-021-9665 has 1 manufacturer part number on file: D9G0123N (Electro Switch Corp Div Electroswitch).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-336-8804. Verify interchangeability with system specifications before substitution.
Key specifications for D9G0123N: Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 2.312 INCHES NOMINAL IN; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 22 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.