The Coupler,directional, cataloged under National Stock Number 5985-01-283-9489, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-283-9489 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Power Loss in Decibels | 1.0 AND 1.3 |
| Design Type | UNIDIRECTIONAL |
| Radio Frequency Rating | 0.5 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-C-15370/18 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-15370/18 | 4/1 Identification reference U.S. Government activity |
| M15370/18-002 | 2/2 Government specification standardization U.S. Government activity |
NSN 5985-01-283-9489 is a Coupler,directional, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-283-9489: Overall Height: 0.385 INCHES NOMINAL IN; Power Loss in Decibels: 1.0 AND 1.3; Design Type: UNIDIRECTIONAL; Radio Frequency Rating: 0.5 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM. 4 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.
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.