The Coupler,optoelectronic, cataloged under National Stock Number 5980-01-485-0355, 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 Teledyne Micropac, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5980-01-485-0355 |
| Primary Part Number | 4N49U |
| Item Name | Coupler,optoelectronic |
| FSC / FSG | 5980 / 59 — Optoelectronic Devices and Associated Hardware |
| Manufacturer | Teledyne Micropac, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | GALLIUM ARSENIDE; SOLID STATE COUPLED ISOLATORS; NPN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4N49U PRIMARY | Teledyne Micropac, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4N49U | 5/9 Secondary reference Optek Technology, Inc |
NSN 5980-01-485-0355 is a Coupler,optoelectronic, manufactured by Teledyne Micropac, Inc., classified under FSC 5980, Optoelectronic Devices and Associated Hardware. Status: active.
NSN 5980-01-485-0355 has 1 manufacturer part number on file: 4N49U (Teledyne Micropac, Inc.).
Key specifications for 4N49U: Overall Height: 0.066 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; General Characteristics Item Description: GALLIUM ARSENIDE; SOLID STATE COUPLED ISOLATORS; NPN; Overall Length: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Overall Width: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN. 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 5980-01-485-0355 has DEMIL Code B. 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.