The Switch,rotary, cataloged under National Stock Number 5930-00-548-6855, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 29 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 | 5930-00-548-6855 |
| Primary Part Number | 33-90985ISSUEB |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | General Dynamics Mission Systems, Inc. |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | TWO POSITION IN-LINE SECOND MOUNTING FACILITY |
| Overall Diameter | 1.938 INCHES MAXIMUM IN |
| Detent Rotational Torque Range | +1.500 TO 2.000 INCH-POUNDS SINGLE ACTUATOR IN |
| Contact Load Current Rating | 500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED STUD(S) SECOND MOUNTING FACILITY |
| Mounting Method | THREADED BUSHING FIRST MOUNTING FACILITY |
| Thread Length | 0.375 INCHES NOMINAL FIRST MOUNTING FACILITY IN |
| Thread Length | 0.250 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Pole Quantity | 1 THIRD SECTION FRONT |
| Pole Quantity | 2 SECOND SECTION FRONT |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 3 |
| Nominal Thread Size | 0.375 INCHES FIRST MOUNTING FACILITY IN |
| Nominal Thread Size | 0.125 INCHES SECOND MOUNTING FACILITY IN |
| Shaft Length | 0.563 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 | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Thread Class | 2A SECOND MOUNTING FACILITY A |
| Thread Class | 2A FIRST MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 40 SECOND MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| 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 |
|---|---|
| 33-90985ISSUEB PRIMARY | General Dynamics Mission Systems, Inc. (USA) |
NSN 5930-00-548-6855 is a Switch,rotary, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-548-6855 has 1 manufacturer part number on file: 33-90985ISSUEB (General Dynamics Mission Systems, Inc.).
Key specifications for 33-90985ISSUEB: Shaft Type: ROUND SINGLE ACTUATOR; Shaft Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 29 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.