The Coupler,directional, cataloged under National Stock Number 5985-01-186-2676, 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 Waveline 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. 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 | 5985-01-186-2676 |
| Primary Part Number | 570-40 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Radio Frequency Rating | 7.05 GIGAHERTZ MINIMUM AND 10.0 GIGAHERTZ MAXIMUM |
| Unit Type | 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 |
|---|---|
| 570-40 PRIMARY | Waveline Inc (USA) |
NSN 5985-01-186-2676 is a Coupler,directional, manufactured by Waveline Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-186-2676 has 1 manufacturer part number on file: 570-40 (Waveline Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-437-7918, 6145-01-664-9204. Verify interchangeability with system specifications before substitution.
Key specifications for 570-40: Radio Frequency Rating: 7.05 GIGAHERTZ MINIMUM AND 10.0 GIGAHERTZ MAXIMUM; Overall Length: 6.906 INCHES NOMINAL IN; Overall Width: 4.000 INCHES NOMINAL IN; Unit Type: WAVEGUIDE. 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 5985-01-186-2676 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.