The Coupler,directional, cataloged under National Stock Number 5985-01-290-8690, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Semic Rf Electronic Gmbh. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-290-8690 |
| Primary Part Number | DA5203F |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Semic Rf Electronic Gmbh |
| Status | ACTIVE |
| Unit Type | TRANSMISSION LINE AND COAXIAL LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DA5203F | Semic Rf Electronic Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| DA5203F | 3/9 Design control — primary reference Microwave Advance Component Technology Inc |
| CD61031 | 5/9 Secondary reference Microwave Advance Component Technology Inc |
NSN 5985-01-290-8690 is a Coupler,directional, manufactured by Semic Rf Electronic Gmbh, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-290-8690 has 1 manufacturer part number on file: DA5203F (Semic Rf Electronic Gmbh).
Key specifications for DA5203F: Overall Height: 1.400 INCHES MAXIMUM IN; Overall Length: 2.436 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN; Overall Width: 1.050 INCHES NOMINAL IN; Unit Type: TRANSMISSION LINE AND COAXIAL LINE. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.