The Coupler,directional, cataloged under National Stock Number 5985-01-321-3279, 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 Axillon Aerospace (baltimore) Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-321-3279 |
| Primary Part Number | 5176413-3 |
| Item Name | Coupler,directional |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Axillon Aerospace (baltimore) Inc. |
| Status | ACTIVE |
| Design Type | UNIDIRECTIONAL |
| Radio Frequency Rating | 8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM |
| Unit Type | WAVEGUIDE |
| 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 |
|---|---|
| 1204240-3 | Lockheed Martin Corporation Div Rms (USA) |
| 5176413-3 PRIMARY | Axillon Aerospace (baltimore) Inc. (USA) |
| 288X24 PRIMARY | Omega Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 1204240-3 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 5176413-3 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 5176413-3 | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
NSN 5985-01-321-3279 is a Coupler,directional, manufactured by Axillon Aerospace (baltimore) Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-321-3279 has 3 manufacturer part numbers on file: 1204240-3 (Lockheed Martin Corporation Div Rms), 5176413-3 (Axillon Aerospace (baltimore) Inc.), 288X24 (Omega Laboratories Inc).
Key specifications for 5176413-3: Design Type: UNIDIRECTIONAL; Radio Frequency Rating: 8.9 GIGAHERTZ MINIMUM AND 9.4 GIGAHERTZ MAXIMUM; Overall Length: 3.320 INCHES MAXIMUM IN; Overall Width: 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN. 3 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.