The Coupler,directional, cataloged under National Stock Number 5985-00-088-4780, 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 Us Army Aviation and Missile Command. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-088-4780 |
| Primary Part Number | 10658786 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | MIL |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 6.0 |
| Identifying Number | TERMINAL FITTING TYPE NO. UG18F/U |
| Design Type | UNIDIRECTIONAL |
| Radio Frequency Rating | 1.208 GIGAHERTZ MINIMUM AND 1.45 GIGAHERTZ 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 |
| Part Number | Manufacturer |
|---|---|
| 10658786 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| D344-4 | 5/9 Secondary reference U.S. Government activity |
| D344-4 | 3/9 Design control — primary reference Microwave Engineering Corporation |
NSN 5985-00-088-4780 is a Coupler,directional, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-088-4780 has 1 manufacturer part number on file: 10658786 (Us Army Aviation and Missile Command).
Key specifications for 10658786: Terminal Fitting Controlling Agency: MIL; Usage Design: MAIN LINE TERMINAL FITTING; Power Loss in Decibels: 6.0; Identifying Number: TERMINAL FITTING TYPE NO. UG18F/U. 7 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.