The Coupler,antenna, cataloged under National Stock Number 5985-01-145-2431, 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 Dayton-Granger, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-145-2431 |
| Primary Part Number | FM10-207 |
| Item Name | Coupler,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Dayton-Granger, Inc. |
| Status | ACTIVE |
| Radio Frequency Rating | 30.0 MEGAHERTZ MINIMUM AND 76.0 MEGAHERTZ MAXIMUM |
| Tuning Type | FIXED OR VARIABLE |
| Mounting Configuration | FOUR 0.206 IN. DIA HOLES ON 2 IN BY 3.840 IN. BY 2.500 IN. BY 3.840 IN. AT NOSE LOWER MTD CTR IN |
| Coupling Method | INDUCTIVE |
| 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 |
|---|---|
| FM10-207 PRIMARY | Dayton-Granger, Inc. (USA) |
| FM10-207 | Rockwell Intl Corp Collins General Aviation Costa Mesa Opns (USA) |
| Reference | Meaning |
|---|---|
| CU-2239/ARC | 5/2 Secondary reference U.S. Government activity |
| ES-F-220188 | 5/9 Secondary reference Us Army Electronics Research and Development Command Technical Support Activity and Laboratories |
NSN 5985-01-145-2431 is a Coupler,antenna, manufactured by Dayton-Granger, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-145-2431 has 2 manufacturer part numbers on file: FM10-207 (Dayton-Granger, Inc.), FM10-207 (Rockwell Intl Corp Collins General Aviation Costa Mesa Opns).
Key specifications for FM10-207: Overall Height: 2.120 INCHES NOMINAL IN; Radio Frequency Rating: 30.0 MEGAHERTZ MINIMUM AND 76.0 MEGAHERTZ MAXIMUM; Overall Length: 5.650 INCHES NOMINAL IN; Overall Width: 3.750 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 5985-01-145-2431 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.