The Antenna, cataloged under National Stock Number 5985-01-126-2946, 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 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-126-2946 |
| Primary Part Number | FMH12-524 |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Dayton-Granger, Inc. |
| Status | ACTIVE |
| Mounting Hole Quantity | 12 |
| Beam Scanning Method | FIXED SINGLE ANTENNA ELEMENT |
| Terminal Type | RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT |
| Design Type | BROADSIDE ARRAY SINGLE ANTENNA ELEMENT |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Radiation Pattern | UNIDIRECTIONAL SINGLE ANTENNA ELEMENT |
| Mounting Hole Diameter | 0.221 INCHES NOMINAL IN |
| Connector End Design | PIN OR SOCKET SINGLE ANTENNA ELEMENT |
| Characteristic Impedance in Ohms | 52.0 SINGLE ANTENNA ELEMENT |
| Electromagnetic Polarization Type | VERTICAL SINGLE ANTENNA ELEMENT |
| Frequency Rating | 30.000 MEGAHERTZ MINIMUM AND 76.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT |
| Unidirectional Beam Type | CARDIOID SINGLE ANTENNA ELEMENT |
| Coaxial Connector Series Designation | BNC SINGLE ANTENNA ELEMENT |
| 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 |
|---|---|
| FMH12-524 PRIMARY | Dayton-Granger, Inc. (USA) |
| Reference | Meaning |
|---|---|
| FMH12-524 | 5/9 Secondary reference Rockwell Intl Corp Collins General Aviation Costa Mesa Opns |
| 70600-02017-105 | 7/2 Vendor item drawing reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| AS-3523/A | 5/1 Secondary reference U.S. Government activity |
| 70600-02017-104/105 | 5/9 Secondary reference Microwave Engineering Corporation |
| FMH12-524 | 5/9 Secondary reference Bruce Tom and Co |
NSN 5985-01-126-2946 is a Antenna, manufactured by Dayton-Granger, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-126-2946 has 1 manufacturer part number on file: FMH12-524 (Dayton-Granger, Inc.).
Key specifications for FMH12-524: Mounting Hole Quantity: 12; Overall Height: 2.690 INCHES NOMINAL IN; Beam Scanning Method: FIXED SINGLE ANTENNA ELEMENT; Terminal Type: RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT. 13 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 5985-01-126-2946 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.