The Coupler,directional, cataloged under National Stock Number 5985-00-837-9490, 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 Westinghouse Electric Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-837-9490 |
| Primary Part Number | 331C241H03 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | AMPHENOL,AMPHENOL |
| Usage Design | MAIN LINE AND SECONDARY LINE TERMINAL FITTING |
| Identifying Number | TERMINAL FITTING PT NO. 82-504,PT NO 75-202 |
| Design Type | UNIDIRECTIONAL |
| Radio Frequency Rating | 205.0 MEGAHERTZ MINIMUM AND 225.0 MEGAHERTZ 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 |
|---|---|
| 331C241H03 | Westinghouse Electric Corp (USA) |
| 573A4 | Microwave Devices Inc (USA) |
| Reference | Meaning |
|---|---|
| 331C241H03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-837-9490 is a Coupler,directional, manufactured by Westinghouse Electric Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-837-9490 has 2 manufacturer part numbers on file: 331C241H03 (Westinghouse Electric Corp), 573A4 (Microwave Devices Inc).
Key specifications for 331C241H03: Overall Height: 3.1875 INCHES NOMINAL IN; Terminal Fitting Controlling Agency: AMPHENOL,AMPHENOL; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING; Identifying Number: TERMINAL FITTING PT NO. 82-504,PT NO 75-202. 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.