The Switch,rotary, cataloged under National Stock Number 5930-00-549-0484, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallco, Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-00-549-0484 |
| Primary Part Number | 427CB3 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Shallco, Inc |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Shaft Diameter | 0.254 INCHES NOMINAL SINGLE ACTUATOR IN |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | TAB, SOLDER LUG |
| Contact Load Current Rating | 15.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL |
| Pole Quantity | 2 EACH SECTION REAR |
| Individual Section Quantity | 4 |
| Shaft Length | 0.938 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Contact Voltage Rating in Volts | 115.0 AC AT SEA LEVEL |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| 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 |
|---|---|
| 427CB3 PRIMARY | Shallco, Inc (USA) |
| 427CR3 | Shallco, Inc (USA) |
| 520356PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 427CB3 | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
| 427CR3 | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
NSN 5930-00-549-0484 is a Switch,rotary, manufactured by Shallco, Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-549-0484 has 3 manufacturer part numbers on file: 427CB3 (Shallco, Inc), 427CR3 (Shallco, Inc), 520356PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 427CB3: Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 1.750 INCHES NOMINAL IN; Shaft Diameter: 0.254 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 13 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.