The Light Emitting Diode, cataloged under National Stock Number 5980-01-528-4443, 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 Naval Sea Systems Command. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5980-01-528-4443 |
| Primary Part Number | 426-7621838 REV.N FIND 21 |
| Item Name | Light Emitting Diode |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 1.9 MAXIMUM FORWARD VOLTAGE, DC |
| Maximum Operating Temp Per Measurement Point | 100.0 CELSIUS AMBIENT AIR DEGC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.475 INCHES NOMINAL IN |
| Mounting Method | THREADED HOLE(S) |
| Luminous Intensity | 8.0 MILLICANDELA MAXIMUM |
| Color Tone Produced Per Source | RED SEMICONDUCTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ML1630ER-D-LT-28 | Electrodynamics Inc Div L3harris Electrodynamics Inc (USA) |
| 426-7621838 REV.N FIND 21 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5980-01-528-4443 is a Light Emitting Diode, manufactured by Naval Sea Systems Command, classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-528-4443 has 2 manufacturer part numbers on file: ML1630ER-D-LT-28 (Electrodynamics Inc Div L3harris Electrodynamics Inc), 426-7621838 REV.N FIND 21 (Naval Sea Systems Command).
Key specifications for 426-7621838 REV.N FIND 21: Voltage Rating in Volts Per Characteristic: 1.9 MAXIMUM FORWARD VOLTAGE, DC; Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS AMBIENT AIR DEGC; Mounting Facility Quantity: 1; Overall Diameter: 0.475 INCHES NOMINAL IN. 7 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.
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.