The Coupler,directional, cataloged under National Stock Number 5985-01-358-5681, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-358-5681 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 700.0 MEGAHERTZ MINIMUM AND 1300.0 MEGAHERTZ MAXIMUM |
| Unit Type | COAXIAL LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 330374-001 | 1/2 Source control — Government-approved source U.S. Government activity |
| 330374-101 | 5/9 Secondary reference U.S. Government activity |
| 30067 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-358-5681 is a Coupler,directional, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5315-01-550-1437. Verify interchangeability with system specifications before substitution.
Key specifications for 5985-01-358-5681: Overall Height: 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Design Type: BIDIRECTIONAL; Radio Frequency Rating: 700.0 MEGAHERTZ MINIMUM AND 1300.0 MEGAHERTZ MAXIMUM; Overall Length: 3.240 INCHES NOMINAL IN. 3 specifications are 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.
NSN 5985-01-358-5681 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.