The Coupler,directional, cataloged under National Stock Number 5985-01-298-4943, 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 Microwave Engineering Corporation. Government technical data includes 6 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-298-4943 |
| Primary Part Number | 5189424 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 9.0 AND 11.0 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5189424 | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| REM-U-0111 | 5/9 Secondary reference Rme Filters Inc |
| 5189424 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 5189424 | 5/9 Secondary reference Rme Filters Inc |
| 2024-4030-10 | 3/9 Design control — primary reference U.S. Government activity |
| 5189424 | 5/9 Secondary reference Advanced Technical Materials, Inc. Dba a T M |
| 5985PL1264722 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5985-01-298-4943 is a Coupler,directional, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-298-4943 has 1 manufacturer part number on file: 5189424 (Microwave Engineering Corporation).
Key specifications for 5189424: Overall Height: 0.400 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Usage Design: MAIN LINE TERMINAL FITTING; Power Loss in Decibels: 9.0 AND 11.0. 6 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 5985-01-298-4943 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.