The Switch,rotary, cataloged under National Stock Number 5930-00-925-5241, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-925-5241 |
| Primary Part Number | 247994A1 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Oak Grisgsby 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 | 0.5 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Individual Section Quantity | 1 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.813 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | MAKES BEFORE BREAKS, BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 110.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-00-925-5241 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-925-5241 has 2 manufacturer part numbers on file: 247994A1 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), P77C35 (Aimtron Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5930-00-970-1428. Verify interchangeability with system specifications before substitution.
Key specifications for 247994A1: 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. 17 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.