The Coupler,directional, cataloged under National Stock Number 5985-01-345-4313, 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 L3harris Technologies, Inc.. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-345-4313 |
| Primary Part Number | 2634580G001 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Terminal Fitting Controlling Agency | ITT; AVIONICS DIVISION |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 10.0 |
| Identifying Number | TERMINAL FITTING PART NO. 2633990G001 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 6.5 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| 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 |
|---|---|
| 2634580G001 PRIMARY | L3harris Technologies, Inc. (USA) |
NSN 5985-01-345-4313 is a Coupler,directional, manufactured by L3harris Technologies, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-345-4313 has 1 manufacturer part number on file: 2634580G001 (L3harris Technologies, Inc.).
Key specifications for 2634580G001: Overall Height: 2.200 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Terminal Fitting Controlling Agency: ITT; AVIONICS DIVISION; Usage Design: MAIN LINE TERMINAL FITTING. 8 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.