The Switch Section,rotary, cataloged under National Stock Number 5930-00-548-5590, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-548-5590 |
| Primary Part Number | B458842-2 |
| Item Name | Switch Section,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Precious Material | SILVER |
| 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 | STRUT SINGLE MOUNTING FACILITY |
| Pole Quantity | 1 SINGLE SECTION REAR |
| Style Designator | SWITCH SECTION, ROTARY |
| Contact Switching Action | BREAKS BEFORE MAKES SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 110.0 AC AT SEA LEVEL |
| Precious Material and Location | CONTACTS AND ROTOR BLADE SURFACES SILVER |
| Throw Quantity | 4 SINGLE SECTION REAR |
| Body Thickness | 0.094 INCHES NOMINAL IN |
| 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 |
|---|---|
| B458842-2 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| B458842-2 | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| B458842-2 | 3/9 Design control — primary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5930-00-548-5590 is a Switch Section,rotary, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-548-5590 has 2 manufacturer part numbers on file: B458842-2 (L3 Technologies, Inc. Div Communication Systems-East), B458842-2 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
Key specifications for B458842-2: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: TAB, SOLDER LUG; Precious Material: SILVER; Contact Load Current Rating: 500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL. 14 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.