The Light Emitting Diode, cataloged under National Stock Number 5980-01-057-4596, 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 Siemens Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5980-01-057-4596 |
| Primary Part Number | LD37A |
| Item Name | Light Emitting Diode |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Siemens Corp |
| Status | ACTIVE |
| Maximum Operating Temp Per Measurement Point | 100.0 CELSIUS AMBIENT AIR AND 100.0 CELSIUS JUNCTION DEGC |
| 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 |
|---|---|
| LD37A PRIMARY | Siemens Corp (USA) |
| Reference | Meaning |
|---|---|
| 353-0457-010 | 5/2 Secondary reference U.S. Government activity |
| 353-0457-010 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5980-01-057-4596 is a Light Emitting Diode, manufactured by Siemens Corp, classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-057-4596 has 1 manufacturer part number on file: LD37A (Siemens Corp).
Key specifications for LD37A: Maximum Operating Temp Per Measurement Point: 100.0 CELSIUS AMBIENT AIR AND 100.0 CELSIUS JUNCTION DEGC; Special Features: GREEN DIFFUSED; FORWARD CURRENT 40 MA; POWER DISSIPATION 100 MW; PEAK FWD CURRENT 1 A; PEAK REVERSE VOLTAGE 3V; INTENSITY 1.0 MCD TYPICAL; MOLDED PLASTIC CASE W/TINNED OR SILVER PLATED COPPER TERMINALS; GALLIUM PHOSPHIDE MAL V. 1 specification is 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.