The Coupler,directional, cataloged under National Stock Number 5985-00-588-0867, 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 Div Space & Airborne Systems. 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. 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 | 5985-00-588-0867 |
| Primary Part Number | 77703 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | MIL STD |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 31.0 |
| Identifying Number | TERMINAL FITTING TYPE NO. MS-90060 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 9.0 GIGAHERTZ MINIMUM AND 9.16 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| Usage Design | FOR WAVEGUIDE |
| 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 |
|---|---|
| 77703 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5985-00-588-0867 is a Coupler,directional, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-588-0867 has 1 manufacturer part number on file: 77703 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-104-8063. Verify interchangeability with system specifications before substitution.
Key specifications for 77703: Terminal Fitting Controlling Agency: MIL STD; Usage Design: MAIN LINE TERMINAL FITTING; Power Loss in Decibels: 31.0; Identifying Number: TERMINAL FITTING TYPE NO. MS-90060. 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.
NSN 5985-00-588-0867 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.