The Light Emitting Diode, cataloged under National Stock Number 5980-01-279-8633, 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 Wamco, Inc. Dba Wamco Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5980-01-279-8633 |
| Primary Part Number | YU44MF/28 |
| Item Name | Light Emitting Diode |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Wamco, Inc. Dba Wamco Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 4.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS |
| Maximum Operating Temp Per Measurement Point | 75.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.245 INCHES MAXIMUM IN |
| Mounting Method | PRESS FIT |
| Semiconductor Material | GALLIUM PHOSPHIDE |
| Luminous Intensity | 45.0 MILLICANDELA NOMINAL |
| Current Rating Per Characteristic | 25.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC |
| Function for Which Designed | VISIBLE LIGHT EMITTING |
| Lens Transparency | TRANSLUCENT |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 1 FLANGE |
| Color Tone Produced Per Source | YELLOW LENS |
| Power Rating Per Characteristic | 70.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION |
| 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 |
|---|---|
| G369641-3 | Raytheon Company (USA) |
| YU44MF/28 PRIMARY | Wamco, Inc. Dba Wamco Inc (USA) |
| G369641-3 | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| G369641-3 | 5/9 Secondary reference Raytheon Company Div Corp |
| 5R001-28/20 | C/1 Advisory reference — outside the item-of-supply concept Sloan and Chace Mfg Co |
| 5A001-28/20 | C/1 Advisory reference — outside the item-of-supply concept Sloan Company, the Dba Sloan LED |
NSN 5980-01-279-8633 is a Light Emitting Diode, manufactured by Wamco, Inc. Dba Wamco Inc, classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-279-8633 has 3 manufacturer part numbers on file: G369641-3 (Raytheon Company), YU44MF/28 (Wamco, Inc. Dba Wamco Inc), G369641-3 (Raytheon Company Dba Raytheon Co).
1 possible match (shared part number, not a government interchangeability claim): 5980-01-280-5434. Verify interchangeability with system specifications before substitution.
Key specifications for YU44MF/28: Voltage Rating in Volts Per Characteristic: 4.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS; Maximum Operating Temp Per Measurement Point: 75.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.245 INCHES MAXIMUM IN; Mounting Method: PRESS FIT. 13 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.