The Coupler,directional, cataloged under National Stock Number 5985-00-528-1902, 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 Werlatone Inc. Dba Werlatone. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5985-00-528-1902 |
| Primary Part Number | C1186 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Werlatone Inc. Dba Werlatone |
| Status | ACTIVE |
| Power Loss in Decibels | 0.25 |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 32.0 MEGAHERTZ MAXIMUM |
| Unit Type | COAXIAL 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 |
|---|---|
| C1186 PRIMARY | Werlatone Inc. Dba Werlatone (USA) |
| 123SCSA586-1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123SCSA586-1 | C/1 Advisory reference — outside the item-of-supply concept Werlatone Inc. Dba Werlatone |
NSN 5985-00-528-1902 is a Coupler,directional, manufactured by Werlatone Inc. Dba Werlatone, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-528-1902 has 2 manufacturer part numbers on file: C1186 (Werlatone Inc. Dba Werlatone), 123SCSA586-1 (Northrop Grumman Systems Corporation).
3 possible matches (shared part number, not a government interchangeability claim): 6930-01-062-0217, 5985-01-202-6620, 5910-01-491-7117. Verify interchangeability with system specifications before substitution.
Key specifications for C1186: Overall Height: 2.250 INCHES NOMINAL IN; Power Loss in Decibels: 0.25; Design Type: BIDIRECTIONAL; Radio Frequency Rating: 2.0 MEGAHERTZ MINIMUM AND 32.0 MEGAHERTZ MAXIMUM. 4 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 5985-00-528-1902 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.