The Coupler,antenna, cataloged under National Stock Number 5985-00-642-8712, 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 Cae Usa Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-642-8712 |
| Primary Part Number | C1020 |
| Item Name | Coupler,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| Terminal Quantity | 1 |
| Terminal Type | CONNECTOR W/ADAPTER |
| Radio Frequency Rating | 20.0 MEGAHERTZ MINIMUM AND 50.0 MEGAHERTZ MAXIMUM |
| Tuning Type | FIXED |
| Power Rating | 20.0 WATTS NOMINAL |
| Mounting Configuration | 2 SCREWS SPACED 4-1/8 IN. C TO C IN |
| Coupling Method | INDUCTIVE-CAPACITIVE |
| Material | ALUMINUM CASE |
| Usage Design | FORMATCHING VARIOUS OUTPUT IMPEDANCES TO 50 OHM TRANSMISSION LINE |
| 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 |
|---|---|
| C1020 | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| CU226SR | 3/2 Design control — primary reference U.S. Government activity |
| C1020 | 5/9 Secondary reference Raytheon Technical Services Company |
NSN 5985-00-642-8712 is a Coupler,antenna, manufactured by Cae Usa Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-642-8712 has 1 manufacturer part number on file: C1020 (Cae Usa Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5340-00-964-1044, 2590-01-255-7854. Verify interchangeability with system specifications before substitution.
Key specifications for C1020: Overall Height: 1.750 INCHES NOMINAL IN; Terminal Quantity: 1; Terminal Type: CONNECTOR W/ADAPTER; Radio Frequency Rating: 20.0 MEGAHERTZ MINIMUM AND 50.0 MEGAHERTZ MAXIMUM. 9 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.