The Coupler,directional, cataloged under National Stock Number 5985-01-548-9490, 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 Excalibur Systems Inc. Government technical data includes 2 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 | 5985-01-548-9490 |
| Primary Part Number | ESI-105-1-176-039 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Excalibur Systems Inc |
| Status | ACTIVE |
| Radio Frequency Rating | 75.0 KILOHERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| 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 |
|---|---|
| ESI-105-1-176-039 PRIMARY | Excalibur Systems Inc (USA) |
NSN 5985-01-548-9490 is a Coupler,directional, manufactured by Excalibur Systems Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-548-9490 has 1 manufacturer part number on file: ESI-105-1-176-039 (Excalibur Systems Inc).
Key specifications for ESI-105-1-176-039: Overall Height: 0.465 INCHES NOMINAL IN; Radio Frequency Rating: 75.0 KILOHERTZ MINIMUM AND 1.0 MEGAHERTZ MAXIMUM; Overall Length: 41.400 INCHES NOMINAL IN; Overall Width: 0.655 INCHES NOMINAL IN. 2 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 5985-01-548-9490 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.