The Light Emitting Diode, cataloged under National Stock Number 5980-01-399-5478, is classified within Federal Supply Class 5980 (Optoelectronic Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ledtronics, Inc. Dba Ledtronics Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5980-01-399-5478 |
| Primary Part Number | BSD-1421-R3K |
| Item Name | Light Emitting Diode |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Ledtronics, Inc. Dba Ledtronics Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 24.0 MAXIMUM FORWARD VOLTAGE, DC |
| Overall Diameter | 0.400 INCHES NOMINAL IN |
| Color Tone Produced Per Source | RED SEMICONDUCTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| IS 5801/3 | Ledtronics, Inc. Dba Ledtronics Inc (USA) |
| BSD-1421-R3K PRIMARY | Ledtronics, Inc. Dba Ledtronics Inc (USA) |
| IS 5820/3 | Msi-Defence Systems Ltd (GBR) |
| Reference | Meaning |
|---|---|
| IS 5820/3 | 5/9 Secondary reference D C L Components Limited |
| BSD-1421-R3K | 5/9 Secondary reference D C L Components Limited |
| IS 5820 | 5/1 Secondary reference Msi-Defence Systems Ltd |
NSN 5980-01-399-5478 is a Light Emitting Diode, manufactured by Ledtronics, Inc. Dba Ledtronics Inc, classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-399-5478 has 3 manufacturer part numbers on file: IS 5801/3 (Ledtronics, Inc. Dba Ledtronics Inc), BSD-1421-R3K (Ledtronics, Inc. Dba Ledtronics Inc), IS 5820/3 (Msi-Defence Systems Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5980-01-399-5479, 5980-01-399-5483. Verify interchangeability with system specifications before substitution.
Key specifications for BSD-1421-R3K: Voltage Rating in Volts Per Characteristic: 24.0 MAXIMUM FORWARD VOLTAGE, DC; Overall Diameter: 0.400 INCHES NOMINAL IN; Overall Length: 1.190 INCHES NOMINAL IN; Color Tone Produced Per Source: RED SEMICONDUCTOR. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5980-01-399-5478 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.