The Coupler,directional, cataloged under National Stock Number 5985-00-450-9530, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-450-9530 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Terminal Fitting Controlling Agency | SIERRA RESEARCH CORP |
| Usage Design | MAIN LINE AND SECONDARY LINE TERMINAL FITTING |
| Power Loss in Decibels | 0.3 |
| Identifying Number | TERMINAL FITTING TYPE NO. 3MM MM |
| Design Type | BIDIRECTIONAL |
| Radio Frequency Rating | 8.75 GIGAHERTZ MINIMUM AND 9.65 GIGAHERTZ MAXIMUM |
| Unit Type | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7011-0506-3 | 3/9 Design control — primary reference Drs Icas, Llc |
| 2024-4060-20 | 5/9 Secondary reference U.S. Government activity |
| C2MT-20-9.2G/31912 | 5/9 Secondary reference Merrimac Industries, Inc |
NSN 5985-00-450-9530 is a Coupler,directional, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-450-9530: Overall Height: 0.380 INCHES MAXIMUM IN; Terminal Fitting Controlling Agency: SIERRA RESEARCH CORP; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING; Power Loss in Decibels: 0.3. 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.
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.