The Switch,rotary, cataloged under National Stock Number 5930-01-183-6402, 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 Electro Switch Corp Div Digitran a Unit of Electro Switch. Government technical data includes 25 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-183-6402 |
| Primary Part Number | 56-B-0002 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED SINGLE ACTUATOR |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | PIN |
| Overall Diameter | 0.688 INCHES MAXIMUM IN |
| First Flat Length | 0.540 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Load Current Rating | 125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Contact Load Current Rating | 125.0 MILLIAMPERES RESISTIVE LOAD AND 115.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 2 SINGLE SECTION REAR |
| Style Designator | SNAP OR LINE |
| Individual Section Quantity | 1 |
| Nominal Thread Size | 0.375 INCHES SINGLE MOUNTING FACILITY IN |
| Shaft Length | 0.700 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | MAKES BEFORE BREAKS SINGLE SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Contact Voltage Rating in Volts | 28.0 DC AT SEA LEVEL |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Switch Actuator Positioning Increment | 45.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 4 SINGLE ACTUATOR |
| Thread Series Designator | UNEF SINGLE MOUNTING FACILITY |
| Flat Height | 0.218 INCHES NOMINAL SINGLE ACTUATOR IN |
| Throw Quantity | 4 SINGLE 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 |
|---|---|
| 56-B-0002 | Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch (USA) |
| Reference | Meaning |
|---|---|
| MY24424 | 5/9 Secondary reference U.S. Government activity |
| 56-B-1 | C/1 Advisory reference — outside the item-of-supply concept Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch |
| 9MY24424 | 5/9 Secondary reference U.S. Government activity |
| 56-B-2 | 5/9 Secondary reference Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch |
| 09MY24424 | 3/2 Design control — primary reference U.S. Government activity |
| 2-2582 | 3/2 Design control — primary reference U.S. Government activity |
| 4042853-0701 | 7/2 Vendor item drawing reference Raytheon Company Dba Raytheon Co |
NSN 5930-01-183-6402 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-183-6402 has 1 manufacturer part number on file: 56-B-0002 (Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch).
4 possible matches (shared part number, not a government interchangeability claim): 5930-01-187-6231, 5920-01-371-2070, 5945-01-499-5631. Verify interchangeability with system specifications before substitution.
Key specifications for 56-B-0002: Shaft Type: ROUND, FLATTED SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: PIN. 25 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.