The Coupler,directional, cataloged under National Stock Number 5985-00-049-9158, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-049-9158 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | MICROWAVE DEVELOPEMENT LABORATORIES INC; MIL |
| Usage Design | MAIN LINE AND SECONDARY LINE TERMINAL FITTING |
| Power Loss in Decibels | 30.0 |
| Identifying Number | TERMINAL FITTING PART NO. 10-51266; PART NO M3922/61-1 TYPE UG-585A/U; PART NO 539233-1 A |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 2.7 GIGAHERTZ MINIMUM AND 2.9 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 669660-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-049-9158 is a Coupler,directional, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-049-9158: Terminal Fitting Controlling Agency: MICROWAVE DEVELOPEMENT LABORATORIES INC; MIL; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING; Power Loss in Decibels: 30.0; Identifying Number: TERMINAL FITTING PART NO. 10-51266; PART NO M3922/61-1 TYPE UG-585A/U; PART NO 539233-1 A. 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.
NSN 5985-00-049-9158 has DEMIL Code D. 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.