The Switch,rotary, cataloged under National Stock Number 5930-00-147-0691, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 28 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-147-0691 |
| Primary Part Number | 2678529-4N |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Type | ROUND, HOLLOWED, FLATTED FIRST ACTUATOR |
| Shaft Type | ROUND, FLATTED SECOND 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 | 0.375 INCHES NOMINAL AT 3:00 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 1.170 INCHES NOMINAL IN |
| First Flat Length | 0.375 INCHES NOMINAL FIRST ACTUATOR IN |
| First Flat Length | 0.250 INCHES NOMINAL SECOND ACTUATOR IN |
| Detent Rotational Torque Range | +20.000 TO 115.000 INCH-OUNCES ALL ACTUATORS IN |
| Precious Material | SILVER |
| Rotor Through Connection Quantity | 2 SINGLE SECTION |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD AND 100.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 250.0 MILLIAMPERES INDUCTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 2 SINGLE SECTION FRONT |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 1 |
| Nonturn Device Type | TAB AT 3:00 OCLOCK |
| Features Provided | VARIABLE RESISTOR PROVISIONS |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.441 INCHES NOMINAL FIRST ACTUATOR IN |
| Shaft Length | 0.813 INCHES NOMINAL SECOND ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| 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 |
|---|---|
| 2678529-4N PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 54YY2166-2-AJN | 5/9 Secondary reference U.S. Government activity |
| 54YY2166-2ADJN | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-147-0691 is a Switch,rotary, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-147-0691 has 1 manufacturer part number on file: 2678529-4N (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2678529-4N: Shaft Type: ROUND, HOLLOWED, FLATTED FIRST ACTUATOR; Shaft Type: ROUND, FLATTED SECOND ACTUATOR; Shaft Diameter: 0.125 INCHES NOMINAL SECOND ACTUATOR IN; Shaft Diameter: 0.250 INCHES NOMINAL FIRST ACTUATOR IN. 28 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.