PartsTable TECHNICAL DATA SHEET
NSN 5985-01-125-3983Government record, cited

Coupler, Antenna5985-01-125-3983

NSN 5985-01-125-3983 · NIIN 011253983 · Part number 787-6781-006
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 13499
Government record, cited
NSN 5985-01-125-3983 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-125-3983. Manufacturer of record part number: 787-6781-006.
Also searched as  5985-01-125-3983 · 5985011253983 · NIIN 011253983 · 01-125-3983 · FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 13499 · 787-6781-006
Nearby stock numbers  ·
Features
  • Coupler,antenna — FSC 5985
  • Terminal Quantity: 4
  • Current Type: DC
  • Terminal Type: COAXIAL AND CONNECTOR
  • Radio Frequency Rating: 2.0 MEGAHERTZ MINIMUM AND 29.9 MEGAHERTZ MAXIMUM
  • Tuning Type: VARIABLE
  • Power Rating: 350.0 WATTS NOMINAL
  • Coupling Method: ELECTRONIC
Identification
  • NSN: 5985-01-125-3983
  • NIIN: 011253983
  • FSC: 5985 — Antennas, Waveguides, and Related Equipment
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 787-6781-006
  • Manufacturer: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
General Description

The Coupler,antenna, cataloged under National Stock Number 5985-01-125-3983, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 10 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-125-3983
Primary Part Number787-6781-006
Item NameCoupler,antenna
FSC / FSG5985 / 59 — Antennas, Waveguides, and Related Equipment
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Terminal Quantity4
Current TypeDC
Terminal TypeCOAXIAL AND CONNECTOR
Radio Frequency Rating2.0 MEGAHERTZ MINIMUM AND 29.9 MEGAHERTZ MAXIMUM
Tuning TypeVARIABLE
Power Rating350.0 WATTS NOMINAL
Coupling MethodELECTRONIC
MaterialALUMINUM BODY
MaterialALUMINUM CASE
Voltage Rating28.0 VOLTS NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL D — Destroy Item
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
787-6781-006 Rockwell Collins France Div Collins Aerospace - Avionics (FRA)
787-6781-006 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
No interchangeability data on file.
Other items in FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854
ANTENNA
5985-00-001-1862
WAVEGUIDE ASSEMBLY
5985-00-001-1869
WAVEGUIDE ASSEMBLY
5985-00-001-1870
WAVEGUIDE ASSEMBLY
5985-00-001-1871
WAVEGUIDE ASSEMBLY
5985-00-001-1874
WAVEGUIDE ASSEMBLY
5985-00-001-1875
ADAPTER,WAVEGUIDE
5985-00-001-1876
WAVEGUIDE ASSEMBLY

Frequently Asked Questions

What is NSN 5985-01-125-3983?

NSN 5985-01-125-3983 is a Coupler,antenna, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What part numbers are listed for NSN 5985-01-125-3983?

NSN 5985-01-125-3983 has 2 manufacturer part numbers on file: 787-6781-006 (Rockwell Collins France Div Collins Aerospace - Avionics), 787-6781-006 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What are the specifications of 787-6781-006?

Key specifications for 787-6781-006: Overall Height: 7.700 INCHES NOMINAL IN; Terminal Quantity: 4; Current Type: DC; Terminal Type: COAXIAL AND CONNECTOR. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5985-01-125-3983 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 5985-01-125-3983?

NSN 5985-01-125-3983 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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