The Switch,rotary, cataloged under National Stock Number 5930-00-642-9972, 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 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-642-9972 |
| Primary Part Number | W302833ITEM51T |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.188 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB W/SCREW |
| Mounting Facility Pattern | TWO POSITION IN-LINE SINGLE MOUNTING FACILITY |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Unthreaded Mounting Hole Diameter | 0.188 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION FRONT |
| Individual Section Quantity | 4 |
| Shaft Length | 0.188 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | MAKES BEFORE BREAKS EACH SECTION FRONT |
| Contact Voltage Rating in Volts | 125.0 DC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 250.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 90.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 2 SINGLE ACTUATOR |
| Longest Horizontal Distance Between Mounting Centers | 1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Throw Quantity | 2 EACH SECTION REAR |
| 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 |
|---|---|
| W302833ITEM51T PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| K183324-1 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| W302833ITEM51T | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| K183324-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5930-00-642-9972 is a Switch,rotary, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-642-9972 has 2 manufacturer part numbers on file: W302833ITEM51T (L3 Technologies, Inc. Div Communication Systems-East), K183324-1 (L3 Technologies, Inc. Div Communication Systems-East).
Key specifications for W302833ITEM51T: Shaft Type: ROUND SINGLE ACTUATOR; Shaft Diameter: 0.188 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB W/SCREW. 18 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.