The Switch,rotary, cataloged under National Stock Number 5930-00-773-1990, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-773-1990 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP NONSYMMETRICAL |
| Terminal Type | SCREW |
| Mounting Facility Pattern | THREE POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Contact Load Current Rating | 3.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Style Designator | TAP, CIRCULAR FRAME |
| Individual Section Quantity | 3 |
| Knob Manufacturer Code | 82121 |
| Nominal Thread Size | 0.112 INCHES SINGLE MOUNTING FACILITY IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Precious Material and Location | CONTACT SURFACES SILVER |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 40 SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
| Reference | Meaning |
|---|---|
| JL193B3 | 5/9 Secondary reference U.S. Government activity |
| 33903LK | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-773-1990 is a Switch,rotary, classified under FSC 5930, Switches. Status: active.
Key specifications for 5930-00-773-1990: Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL; Terminal Type: SCREW; Mounting Facility Pattern: THREE POSITION CIRCULAR SINGLE MOUNTING FACILITY; Overall Diameter: 2.000 INCHES NOMINAL IN. 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.