The Switch,knife, cataloged under National Stock Number 5930-00-283-6859, 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 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-00-283-6859 |
| Primary Part Number | 303506 |
| Item Name | Switch,knife |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 21.000 INCHES NOMINAL IN |
| Body Width | 11.000 INCHES NOMINAL IN |
| Body Height | 1.500 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.562 INCHES NOMINAL IN |
| Body Length | 24.000 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 375.0 DC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 8.000 INCHES NOMINAL IN |
| Terminal Type and Quantity | 2 SCREW |
| Contact Load Current Rating at Maximum Rated Voltage | 5000.000 AMPERES RESISTIVE DC |
| 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 |
|---|---|
| 303506 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 206-62-1232 | 3/2 Design control — primary reference U.S. Government activity |
| DE25671 | 5/9 Secondary reference Stryten Energy Llc Dba Stryten Manufacturing |
| 289-6204-60207 | 3/2 Design control — primary reference U.S. Government activity |
| DE25671 | 5/9 Secondary reference Oceanographic Battery Co Inc |
NSN 5930-00-283-6859 is a Switch,knife, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-283-6859 has 1 manufacturer part number on file: 303506 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 2530-01-065-2631, 4820-01-296-6879, 6130-01-429-9191. Verify interchangeability with system specifications before substitution.
Key specifications for 303506: Center to Center Distance Between Mounting Facilities Parallel to Length: 21.000 INCHES NOMINAL IN; Body Width: 11.000 INCHES NOMINAL IN; Body Height: 1.500 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.562 INCHES NOMINAL IN. 10 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.