The Switch,rotary, cataloged under National Stock Number 5930-01-221-8141, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-01-221-8141 |
| Primary Part Number | B4028375 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Shaft Type | ROUND, SLOTTED SINGLE ACTUATOR |
| Shaft Diameter | 0.187 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | CODED |
| Terminal Type | PRINTED CIRCUIT |
| Precious Material | GOLD |
| Contact Load Current Rating | 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Mounting Method | PRINTED CIRCUIT SINGLE MOUNTING FACILITY |
| Contact Arrangement Truth Table | BINARY CODE WITH COMPLEMENT, 2 POLE - 16 POSITIONS WITH 2 COMMONS SINGLE SECTION |
| Style Designator | MINIATURE PANEL MOUNT |
| Individual Section Quantity | 1 |
| Shaft Length | 0.020 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Switch Actuator Positioning Increment | 22.5 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 16 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 |
|---|---|
| 54792-2 | Te Connectivity Corporation (USA) |
| B4028375 PRIMARY | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 411553 | C/1 Advisory reference — outside the item-of-supply concept Aimtron Systems, Llc |
| 355-150-002 | C/1 Advisory reference — outside the item-of-supply concept L3harris Interstate Electronics Corporation |
NSN 5930-01-221-8141 is a Switch,rotary, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-221-8141 has 2 manufacturer part numbers on file: 54792-2 (Te Connectivity Corporation), B4028375 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4028375: Shaft Type: ROUND, SLOTTED SINGLE ACTUATOR; Overall Height: 0.920 INCHES NOMINAL IN; Shaft Diameter: 0.187 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: CODED. 15 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.