The Coupler,directional, cataloged under National Stock Number 5985-01-183-3786, 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 Department of the Army Hq U S Army Electronics Research and Development Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-183-3786 |
| Primary Part Number | C5000288-1 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Department of the Army Hq U S Army Electronics Research and Development Command |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Unpackaged Unit Weight | 17.0 GRAMS NOMINAL G |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 2.0 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 7.0 GIGAHERTZ MINIMUM AND 11.0 GIGAHERTZ MAXIMUM |
| Unit Type | COAXIAL 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 |
|---|---|
| C2MT-6-106/32539 | Merrimac Industries, Inc (USA) |
| C5000288-1 PRIMARY | Department of the Army Hq U S Army Electronics Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 26076 | 5/2 Secondary reference U.S. Government activity |
| 2020-4095-06 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-183-3786 is a Coupler,directional, manufactured by Department of the Army Hq U S Army Electronics Research and Development Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-183-3786 has 2 manufacturer part numbers on file: C2MT-6-106/32539 (Merrimac Industries, Inc), C5000288-1 (Department of the Army Hq U S Army Electronics Research and Development Command).
1 possible match (shared part number, not a government interchangeability claim): 4940-01-692-9353. Verify interchangeability with system specifications before substitution.
Key specifications for C5000288-1: Overall Height: 1.280 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Unpackaged Unit Weight: 17.0 GRAMS NOMINAL G; Usage Design: MAIN LINE TERMINAL FITTING. 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 5985-01-183-3786 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.