The Switch Section,rotary, cataloged under National Stock Number 5930-01-085-0058, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-085-0058 |
| Primary Part Number | 4-1526-561 |
| Item Name | Switch Section,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | PRINTED CIRCUIT |
| Mounting Facility Pattern | TWO POSITION IN-LINE SINGLE MOUNTING FACILITY |
| Overall Diameter | 1.531 INCHES NOMINAL IN |
| 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 AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.126 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 SINGLE SECTION FRONT |
| Pole Quantity | 1 SINGLE SECTION REAR |
| Style Designator | SWITCH SECTION, ROTARY |
| Contact Switching Action | MAKES BEFORE BREAKS SINGLE SECTION FRONT |
| Contact Switching Action | MAKES BEFORE BREAKS 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 | CONTACT SURFACES SILVER |
| Operating Temp Range | -25.0 TO 85.0 CELSIUS DEGC |
| Longest Horizontal Distance Between Mounting Centers | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Throw Quantity | 7 SINGLE SECTION REAR |
| Throw Quantity | 5 SINGLE SECTION FRONT |
| Body Thickness | 0.062 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 |
|---|---|
| 4-1526-561 | Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA) |
| Reference | Meaning |
|---|---|
| SM-B-621330 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-085-0058 is a Switch Section,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-085-0058 has 1 manufacturer part number on file: 4-1526-561 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
Key specifications for 4-1526-561: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: PRINTED CIRCUIT; Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY; Overall Diameter: 1.531 INCHES NOMINAL IN. 22 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.