The Coupler,antenna, cataloged under National Stock Number 5985-00-952-5711, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-952-5711 |
| Primary Part Number | 261C220 |
| Item Name | Coupler,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| FSC Application Data | DIRECTIONAL FINDER SET,AIRBORNE |
| Terminal Quantity | 3 |
| Terminal Type | CONNECTOR |
| Radio Frequency Rating | 108.0 MEGAHERTZ MINIMUM AND 122.0 MEGAHERTZ MAXIMUM |
| Tuning Type | FIXED |
| Mounting Configuration | TWO 0.221 IN. DIA MTG HOLES ON DIAGONAL CORNERS OF A RECTANGLE,SPACED ON 1.781 IN. BY 2.875 IN. CENTERS IN |
| Coupling Method | INDUCTIVE-CAPACITIVE |
| Material | ALUMINUM CASE |
| 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 |
|---|---|
| 261C220 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| DMM5 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| CU1092U | 3/2 Design control — primary reference U.S. Government activity |
| 616275-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-952-5711 is a Coupler,antenna, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-952-5711 has 2 manufacturer part numbers on file: 261C220 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), DMM5 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 261C220: Overall Height: 3.593 INCHES NOMINAL IN; FSC Application Data: DIRECTIONAL FINDER SET,AIRBORNE; Terminal Quantity: 3; Terminal Type: CONNECTOR. 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 5985-00-952-5711 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.