The Switch,rotary, cataloged under National Stock Number 5930-01-240-4196, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Stackpole Corp the. 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. 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 | 5930-01-240-4196 |
| Primary Part Number | 73-1187 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Stackpole Corp the |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Nonturn Device Radius | 0.531 INCHES NOMINAL AT 9:00 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 1.500 INCHES NOMINAL IN |
| First Flat Length | 0.375 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Load Current Rating | 300.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 2 EACH SECTION FRONT |
| Style Designator | TAP, CIRCULAR, BUSHING MOUNT |
| Individual Section Quantity | 4 |
| Nonturn Device Type | TAB AT 9:00 OCLOCK |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.500 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION FRONT |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Flat Height | 0.220 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 4 EACH SECTION FRONT |
| Hazardous Locations/environmental Protection | EXPLOSION PROOF AND MOISTURE RESISTANT AND DUST RESISTANT |
| 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 |
|---|---|
| 73-1187 PRIMARY | Stackpole Corp the (USA) |
NSN 5930-01-240-4196 is a Switch,rotary, manufactured by Stackpole Corp the, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-240-4196 has 1 manufacturer part number on file: 73-1187 (Stackpole Corp the).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-727-8811. Verify interchangeability with system specifications before substitution.
Key specifications for 73-1187: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Nonturn Device Radius: 0.531 INCHES NOMINAL AT 9:00 OCLOCK 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.