The Coupler,directional, cataloged under National Stock Number 5985-01-110-3537, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-110-3537 |
| Primary Part Number | DCS111 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Technical Research and Manufacturing, Inc. |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Unpackaged Unit Weight | 1.500 OUNCES NOMINAL OZ |
| Power Loss in Decibels | 10.0 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 7.0 GIGAHERTZ MINIMUM AND 18.0 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 |
|---|---|
| 20-1236744-9 | Microwave Communications Laboratories, Inc. (USA) |
| DCS111 PRIMARY | Technical Research and Manufacturing, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 20-1236744-9 | 5/1 Secondary reference General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems |
NSN 5985-01-110-3537 is a Coupler,directional, manufactured by Technical Research and Manufacturing, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-110-3537 has 2 manufacturer part numbers on file: 20-1236744-9 (Microwave Communications Laboratories, Inc.), DCS111 (Technical Research and Manufacturing, Inc.).
Key specifications for DCS111: Overall Height: 0.375 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Unpackaged Unit Weight: 1.500 OUNCES NOMINAL OZ; Power Loss in Decibels: 10.0. 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.
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.