The Coupler,directional, cataloged under National Stock Number 5985-01-041-6029, 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 Technical Research and Manufacturing, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-041-6029 |
| Primary Part Number | DCS146 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Technical Research and Manufacturing, Inc. |
| Status | ACTIVE |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 1.0 GIGAHERTZ MINIMUM AND 8.0 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 |
|---|---|
| DCS146 PRIMARY | Technical Research and Manufacturing, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 27454 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
NSN 5985-01-041-6029 is a Coupler,directional, manufactured by Technical Research and Manufacturing, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-041-6029 has 1 manufacturer part number on file: DCS146 (Technical Research and Manufacturing, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 2510-01-182-3515, 4140-01-290-4026. Verify interchangeability with system specifications before substitution.
Key specifications for DCS146: Overall Height: 0.380 INCHES NOMINAL IN; Design Type: BIDIRECTIONAL; Radio Frequency Rating: 1.0 GIGAHERTZ MINIMUM AND 8.0 GIGAHERTZ MAXIMUM; Overall Length: 3.970 INCHES NOMINAL IN. 3 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 5985-01-041-6029 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.