The Switch,rotary, cataloged under National Stock Number 5930-00-797-7940, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-797-7940 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Shaft Type | ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB W/SCREW |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.496 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 THIRD SECTION REAR |
| Individual Section Quantity | 3 |
| Knob Manufacturer Code | 10001 |
| Features Provided | ACTUATOR KNOB |
| Shaft Length | 1.375 INCHES NOMINAL SINGLE ACTUATOR IN |
| Knob Manufacturer Part Number | 4000-2 |
| Contact Switching Action | BREAKS BEFORE MAKES FIRST SECTION REAR |
| Contact Switching Action | BREAKS BEFORE MAKES THIRD SECTION REAR |
| Contact Voltage Rating in Volts | 125.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 45.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 7 SINGLE ACTUATOR |
| Throw Quantity | 7 FIRST SECTION REAR |
| Throw Quantity | 7 THIRD SECTION REAR |
| 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 |
| Reference | Meaning |
|---|---|
| 48720 | 3/2 Design control — primary reference U.S. Government activity |
| 33903LS | 5/2 Secondary reference U.S. Government activity |
| 48720 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-00-797-7940 is a Switch,rotary, classified under FSC 5930, Switches. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-145-9954, 6140-01-690-7172. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-00-797-7940: Shaft Type: ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB W/SCREW. 21 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.