The Switch Drive Subassembly, cataloged under National Stock Number 5930-01-069-4587, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Switch Drive Subassembly |
| FSC / FSG | 5930 — Switches (FSG 59) |
| Manufacturers | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (CAGE 08719); Lockheed Martin Librascope Corporation (CAGE 36090) |
| Parameter | Value |
|---|---|
| NSN | 5930-01-069-4587 |
| Primary Part Number | 50551-66 |
| Item Name | Switch Drive Subassembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 50551-66 PRIMARY | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA) |
| 2550955-66 | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2550955-66 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5930-01-069-4587 is a Switch Drive Subassembly, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-069-4587 has 2 manufacturer part numbers on file: 50551-66 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 2550955-66 (Lockheed Martin Librascope Corporation).
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.