The Coupler,directional, cataloged under National Stock Number 5985-00-072-9583, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-072-9583 |
| Primary Part Number | 2115944 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | MICROWAVE EQUIPMENT |
| Usage Design | MAIN LINE AND SECONDARY LINE TERMINAL FITTING |
| Power Loss in Decibels | 3.0 |
| Design Type | BIDIRECTIONAL |
| Precious Material | GOLD |
| Radio Frequency Rating | 10250.0 MEGAHERTZ MINIMUM AND 10500.0 MEGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| Precious Material and Location | EXTERNAL SURFACES GOLD |
| 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 |
|---|---|
| 2115944 | Microlab/fxr Llc (USA) |
| 2115944 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| CT1948-B | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| 1024415 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5985-00-072-9583 is a Coupler,directional, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-072-9583 has 4 manufacturer part numbers on file: 2115944 (Microlab/fxr Llc), 2115944 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), CT1948-B (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc), 1024415 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 2115944: Overall Height: 1.625 INCHES NOMINAL IN; FSC Application Data: MICROWAVE EQUIPMENT; Usage Design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING; Power Loss in Decibels: 3.0. 8 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 5985-00-072-9583 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.