The Coupler,directional, cataloged under National Stock Number 5985-00-021-3220, 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 Continental Electronics Corp. Government technical data includes 7 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. 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 | 5985-00-021-3220 |
| Primary Part Number | 90170-1 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Continental Electronics Corp |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | CONTINENTAL ELECTRONICS MFG CO |
| Usage Design | MAIN LINE TERMINAL FITTING |
| Power Loss in Decibels | 0.0 |
| Identifying Number | TERMINAL FITTING DWG NO. 90163-2 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 30.0 KILOHERTZ MINIMUM AND 50.0 KILOHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90170-1 PRIMARY | Continental Electronics Corp (USA) |
NSN 5985-00-021-3220 is a Coupler,directional, manufactured by Continental Electronics Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-021-3220 has 1 manufacturer part number on file: 90170-1 (Continental Electronics Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5985-00-086-4971, 5935-01-069-5000. Verify interchangeability with system specifications before substitution.
Key specifications for 90170-1: Overall Height: 3.000 INCHES NOMINAL IN; Terminal Fitting Controlling Agency: CONTINENTAL ELECTRONICS MFG CO; Usage Design: MAIN LINE TERMINAL FITTING; Power Loss in Decibels: 0.0. 7 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 5985-00-021-3220 has DEMIL Code Q. 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.