The Coupler,transmission Line, cataloged under National Stock Number 5985-00-818-6963, 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 Raytheon Company Div Rmd Strategic. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-818-6963 |
| Primary Part Number | 712499-9 |
| Item Name | Coupler,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Radio Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM |
| Unit Type | COAXIAL LINE |
| Mounting Configuration | FOUR MTG HOLES 8 (0.164) IN. - 32 NC-2B THD ON 1.375 IN. BY 1.605 IN. MTG CENTERS IN |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 712499-9 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| G300305-1 | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| 3033 | 5/2 Secondary reference U.S. Government activity |
| 712499-9 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-818-6963 is a Coupler,transmission Line, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-818-6963 has 2 manufacturer part numbers on file: 712499-9 (Raytheon Company Div Rmd Strategic), G300305-1 (L3harris Technologies, Inc Div Space & Airborne Systems).
Key specifications for 712499-9: Overall Height: 3.605 INCHES NOMINAL IN; Radio Frequency Rating: 2.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM; Overall Length: 4.000 INCHES NOMINAL IN; Overall Width: 0.880 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.
NSN 5985-00-818-6963 has DEMIL Code B. 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.