The Coupler,direct Current Blocking, cataloged under National Stock Number 5985-01-717-5617, 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 Scientific Components Corp Dba Mini-Circuits. Government technical data includes 4 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 | 5985-01-717-5617 |
| Primary Part Number | BLK-18W-S+ |
| Item Name | Coupler,direct Current Blocking |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Scientific Components Corp Dba Mini-Circuits |
| Status | ACTIVE |
| Current Type | DC |
| Radio Frequency Rating | 0.01 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MINIMUM |
| Unit Type | COAXIAL LINE |
| Voltage Rating | 200.0 VOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BLK-18W-S+ PRIMARY | Scientific Components Corp Dba Mini-Circuits (USA) |
NSN 5985-01-717-5617 is a Coupler,direct Current Blocking, manufactured by Scientific Components Corp Dba Mini-Circuits, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-717-5617 has 1 manufacturer part number on file: BLK-18W-S+ (Scientific Components Corp Dba Mini-Circuits).
Key specifications for BLK-18W-S+: Current Type: DC; Radio Frequency Rating: 0.01 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MINIMUM; Overall Length: 0.86 INCHES NOMINAL IN; Overall Width: 0.36 INCHES NOMINAL IN. 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.
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.