The Switch,rotary, cataloged under National Stock Number 5930-00-258-9997, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-258-9997 |
| Primary Part Number | 74349K8 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| Shaft Type | RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | THREADED STUD |
| Contact Load Current Rating | 2.0 AMPERES RESISTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 25.0 AMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 11.0 AMPERES RESISTIVE LOAD LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 75.0 AMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | BASE SINGLE MOUNTING FACILITY |
| Individual Section Quantity | 6 |
| Square Shaft Size | 0.375 INCHES NOMINAL SINGLE ACTUATOR IN |
| Shaft Length | 0.812 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION FRONT |
| Contact Voltage Rating in Volts | 125.0 LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 250.0 HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 450.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 2 SINGLE ACTUATOR |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| 74349K8 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
NSN 5930-00-258-9997 is a Switch,rotary, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-258-9997 has 1 manufacturer part number on file: 74349K8 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
Key specifications for 74349K8: Shaft Type: RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: THREADED STUD; Contact Load Current Rating: 2.0 AMPERES RESISTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL. 19 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.