PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-190-2P4Antenna

Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity · NSN 5985-01-254-2623 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-254-2623 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-254-2623. Primary manufacturer part number: 12-190-2P4.
Features
  • Antenna — FSC 5985
  • Characteristic Impedance in Ohms: 50.0 SINGLE ANTENNA ELEMENT
  • Mounting Method: UNTHREADED HOLE(S)
  • Beam Scanning Method: FIXED SINGLE ANTENNA ELEMENT
  • Radiation Pattern: OMNIDIRECTIONAL SINGLE ANTENNA ELEMENT
  • Mounting Hole Diameter: 0.208 INCHES NOMINAL IN
  • Electromagnetic Polarization Type: VERTICAL SINGLE ANTENNA ELEMENT
  • Mounting Hole Quantity: 10
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Antenna, cataloged under National Stock Number 5985-01-254-2623, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-254-2623
Primary Part Number12-190-2P4
Item NameAntenna
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerChelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity
StatusACTIVE
Characteristic Impedance in Ohms50.0 SINGLE ANTENNA ELEMENT
Mounting MethodUNTHREADED HOLE(S)
Beam Scanning MethodFIXED SINGLE ANTENNA ELEMENT
Radiation PatternOMNIDIRECTIONAL SINGLE ANTENNA ELEMENT
Mounting Hole Diameter0.208 INCHES NOMINAL IN
Electromagnetic Polarization TypeVERTICAL SINGLE ANTENNA ELEMENT
Mounting Hole Quantity10
Terminal TypeCONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT
Design TypeMONOPOLE SINGLE ANTENNA ELEMENT
Frequency Rating30.000 MEGAHERTZ MINIMUM AND 1220.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-012-19021177A INTERCHANGEABLE
Nut,plain,hexagon
John Deer Consumer Products Inc
5930-00-735-542112-1902 INTERCHANGEABLE
Switch,rotary
Janco Corporation Dba Janco Corp Div Mason Controls
5307-00-741-01767410176 INTERCHANGEABLE
Stud,plain
U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-768-0319 INTERCHANGEABLE
Nut,plain,hexagon
6515-01-417-9071121902 INTERCHANGEABLE
Airway,oral
Teleflex Medical Incorporated Dba Teleflex Medical Inc
5962-01-578-07701219-03 INTERCHANGEABLE
Microcircuit,digital
Tlsi Inc. Dba Tlsi Inc.
4730-01-654-7056SAE J2494-1 6-4 6304A2B INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
12-190-2P4 Chelton Limited Div Cobham Antennas Bu (GBR)
12-190-2 Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity (USA)
12-190-2P4 PRIMARY Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity (USA)
Related Parts
5310-00-012-1902INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1177A
5930-00-735-5421INTERCHANGEABLE
SWITCH,ROTARY
12-1902
5307-00-741-0176INTERCHANGEABLE
STUD,PLAIN
7410176
5310-00-768-0319INTERCHANGEABLE
NUT,PLAIN,HEXAGON
6515-01-417-9071INTERCHANGEABLE
AIRWAY,ORAL
121902
5962-01-578-0770INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
1219-03
4730-01-654-7056INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J2494-1 6-4 6304A2B

Frequently Asked Questions

What is NSN 5985-01-254-2623?

NSN 5985-01-254-2623 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 5985-01-254-2623?

NSN 5985-01-254-2623 has 3 cross-referenced part numbers: 12-190-2P4 (Chelton Limited Div Cobham Antennas Bu), 12-190-2 (Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity), 12-190-2P4 (Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity).

What NSN replaces 5985-01-254-2623?

There are 7 known substitutes for 5985-01-254-2623: 5310-00-012-1902, 5930-00-735-5421, 5307-00-741-0176 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-190-2P4?

Key specifications for 12-190-2P4: Overall Width: 14.000 INCHES NOMINAL IN; Overall Length: 15.000 INCHES NOMINAL IN; Characteristic Impedance in Ohms: 50.0 SINGLE ANTENNA ELEMENT; Mounting Method: UNTHREADED HOLE(S). 13 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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