The Coupler,optoelectronic, cataloged under National Stock Number 5980-01-036-9581, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5980-01-036-9581 |
| Primary Part Number | H11C4 |
| Item Name | Coupler,optoelectronic |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| General Characteristics Item Description | GALLIUM ARSENIDE INFRARED EMITTING DIODE COUPLED WITH LIGHT ACTIVATED SILICON CONTROLLED RECTIFIER IN A DUAL-IN-LINE PKG |
| 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 |
|---|---|
| H11C4 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| Reference | Meaning |
|---|---|
| H11C4 | 5/9 Secondary reference Isocom Inc |
| H11C4 | 3/9 Design control — primary reference General Electric Co Semi-Conductor Products Dept Power Components Opn |
NSN 5980-01-036-9581 is a Coupler,optoelectronic, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-036-9581 has 1 manufacturer part number on file: H11C4 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-458-2723. Verify interchangeability with system specifications before substitution.
Key specifications for H11C4: General Characteristics Item Description: GALLIUM ARSENIDE INFRARED EMITTING DIODE COUPLED WITH LIGHT ACTIVATED SILICON CONTROLLED RECTIFIER IN A DUAL-IN-LINE PKG. 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.
NSN 5980-01-036-9581 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.