The Switch Subassembly, cataloged under National Stock Number 5930-01-219-9454, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-219-9454 |
| Primary Part Number | B4021513 |
| Item Name | Switch Subassembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Component Type and Quantity | 1 PIN AND 1 SWITCH |
| 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 |
|---|---|
| L507001970 | Lockheed Martin Librascope Corporation (USA) |
| B4021513 PRIMARY | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
NSN 5930-01-219-9454 is a Switch Subassembly, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-219-9454 has 2 manufacturer part numbers on file: L507001970 (Lockheed Martin Librascope Corporation), B4021513 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4021513: Overall Height: 0.230 INCHES NOMINAL IN; Component Type and Quantity: 1 PIN AND 1 SWITCH; Overall Length: 1.029 INCHES NOMINAL IN; Overall Width: 0.450 INCHES NOMINAL IN. 1 specification is 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.