The Switch,rotary, cataloged under National Stock Number 5930-00-655-4050, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-655-4050 |
| Primary Part Number | M146229-1SUB0 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Facility Pattern | FOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY |
| First Flat Length | 0.438 INCHES NOMINAL SINGLE ACTUATOR IN |
| Mounting Facility Circle Radius | 2.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | BRACKET(S) SINGLE MOUNTING FACILITY |
| Pole Quantity | 1 EACH SECTION FRONT |
| Individual Section Quantity | 8 |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.688 INCHES NOMINAL SINGLE ACTUATOR IN |
| 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 | 115.0 DC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Thread Quantity Per Inch | 24 SINGLE MOUNTING FACILITY |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Flat Height | 0.031 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 4 EACH SECTION FRONT |
| 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 |
|---|---|
| M146229-1SUB0 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| M146229-1SUB0 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| M146229-1 | 5/9 Secondary reference Cooper Industries Inc Cooper Distribution Equipment Div |
NSN 5930-00-655-4050 is a Switch,rotary, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-655-4050 has 1 manufacturer part number on file: M146229-1SUB0 (L3 Technologies, Inc. Div Communication Systems-East).
Key specifications for M146229-1SUB0: Shaft Type: ROUND, FLATTED, THREADED HOLE SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG. 23 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.