PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-200BAntenna

Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity · NSN 5985-01-134-2291 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-134-2291 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-134-2291. Primary manufacturer part number: 12-200B.
Features
  • Antenna — FSC 5985
  • Frequency Rating: 30.000 MEGAHERTZ MINIMUM AND 88.000 MEGAHERTZ MAXIMUM AND 108.000 MEGAHERTZ MINIMUM AND 174.000 MEGAHERTZ MAXIMUM AND 225.000 MEGAHERTZ MINIMUM AND 400.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT
  • Mounting Hole Quantity: 6
  • Mounting Hole Diameter: 0.201 INCHES NOMINAL IN
  • Power Rating: 25.000 WATTS CW SINGLE ANTENNA ELEMENT
  • Electromagnetic Polarization Type: VERTICAL SINGLE ANTENNA ELEMENT
  • Mounting Method: UNTHREADED HOLE(S)
  • Characteristic Impedance in Ohms: 50.0 SINGLE ANTENNA ELEMENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Antenna, cataloged under National Stock Number 5985-01-134-2291, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-134-2291
Primary Part Number12-200B
Item NameAntenna
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerChelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity
StatusACTIVE
Frequency Rating30.000 MEGAHERTZ MINIMUM AND 88.000 MEGAHERTZ MAXIMUM AND 108.000 MEGAHERTZ MINIMUM AND 174.000 MEGAHERTZ MAXIMUM AND 225.000 MEGAHERTZ MINIMUM AND 400.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT
Mounting Hole Quantity6
Mounting Hole Diameter0.201 INCHES NOMINAL IN
Power Rating25.000 WATTS CW SINGLE ANTENNA ELEMENT
Electromagnetic Polarization TypeVERTICAL SINGLE ANTENNA ELEMENT
Mounting MethodUNTHREADED HOLE(S)
Characteristic Impedance in Ohms50.0 SINGLE ANTENNA ELEMENT
Design TypeBLADE SINGLE ANTENNA ELEMENT
Beam Scanning MethodFIXED SINGLE ANTENNA ELEMENT
Connector End DesignSOCKET SINGLE ANTENNA ELEMENT
Coaxial Connector Series DesignationN SINGLE ANTENNA ELEMENT
Radiation PatternOMNIDIRECTIONAL SINGLE ANTENNA ELEMENT
Terminal TypeRECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5975-00-880-98595357 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
Cross-Reference Index
Part NumberManufacturer
12-200B Chelton Limited Div Cobham Antennas Bu (GBR)
5985PL1205452 Jednolity Indeks Materialowy - Uniform Material Index (POL)
12-200B PRIMARY Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity (USA)
Related Parts
5975-00-880-9859INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5357

Frequently Asked Questions

What is NSN 5985-01-134-2291?

NSN 5985-01-134-2291 is a Antenna, manufactured by Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-134-2291?

NSN 5985-01-134-2291 has 3 cross-referenced part numbers: 12-200B (Chelton Limited Div Cobham Antennas Bu), 5985PL1205452 (Jednolity Indeks Materialowy - Uniform Material Index), 12-200B (Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity).

What NSN replaces 5985-01-134-2291?

There is 1 known substitute for 5985-01-134-2291: 5975-00-880-9859. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-200B?

Key specifications for 12-200B: Overall Height: 89.0 MILLIMETERS NOMINAL MM; Frequency Rating: 30.000 MEGAHERTZ MINIMUM AND 88.000 MEGAHERTZ MAXIMUM AND 108.000 MEGAHERTZ MINIMUM AND 174.000 MEGAHERTZ MAXIMUM AND 225.000 MEGAHERTZ MINIMUM AND 400.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT; Mounting Hole Quantity: 6; Mounting Hole Diameter: 0.201 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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