The Switch,rotary, cataloged under National Stock Number 5930-01-046-4637, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5930-01-046-4637 |
| Primary Part Number | C77-2004-7CC2-8257 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP SYMMETRICAL |
| Terminal Type | SCREW |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY |
| Precious Material | SILVER |
| Contact Load Current Rating | 40.0 AMPERES RESISTIVE LOAD AND 24.0 AMPERES INDUCTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 10.0 AMPERES RESISTIVE LOAD AND 8.0 AMPERES INDUCTIVE LOAD LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 250.0 MILLIAMPERES RESISTIVE LOAD AND 250.0 MILLIAMPERES INDUCTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 8.0 AMPERES RESISTIVE LOAD AND 6.0 AMPERES INDUCTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Mounting Method | UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 1 EACH SECTION PERIPHERY |
| Style Designator | TAP, CIRCUIT SELECTOR |
| Longest Vertical Distance Between Mounting Centers | 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Individual Section Quantity | 7 |
| Features Provided | ACTUATOR KNOB |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION PERIPHERY |
| Contact Voltage Rating in Volts | 24.0 LOWEST DC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 550.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 600.0 HIGHEST DC VOLTAGE RATING AT SEA LEVEL |
| Precious Material and Location | CONTACTS SILVER |
| Switch Actuator Positioning Increment | 46.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 2 SINGLE ACTUATOR |
| Longest Horizontal Distance Between Mounting Centers | 1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Throw Quantity | 2 EACH SECTION PERIPHERY |
| 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 |
|---|---|
| C77-2004-7CC2-8257 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| 33-49392 PIECE 56 | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| C77-2004-7CC2-8257 | 5/9 Secondary reference Brown Boveri Electric Inc |
| 2004-7CC2-8257 | C/1 Advisory reference — outside the item-of-supply concept L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
NSN 5930-01-046-4637 is a Switch,rotary, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-046-4637 has 2 manufacturer part numbers on file: C77-2004-7CC2-8257 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 33-49392 PIECE 56 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
Key specifications for C77-2004-7CC2-8257: Overall Height: 2.875 INCHES NOMINAL IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Terminal Type: SCREW; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY. 26 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.