PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17998Antenna Subassembly

Cessna Aircraft Co Arc Avionics Div · NSN 5985-00-539-6063 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-539-6063 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-539-6063. Primary manufacturer part number: 17998.
Features
  • Antenna Subassembly — FSC 5985
  • Component Type and Quantity: 1 COIL AND 1 HUB AND 1 PLATE
  • 1 verified cross-reference
  • Primary manufacturer: Cessna Aircraft Co Arc Avionics Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Antenna Subassembly, cataloged under National Stock Number 5985-00-539-6063, 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 Cessna Aircraft Co Arc Avionics Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-539-6063
Primary Part Number17998
Item NameAntenna Subassembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCessna Aircraft Co Arc Avionics Div
StatusACTIVE
Component Type and Quantity1 COIL AND 1 HUB AND 1 PLATE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3455-00-239-5595 INTERCHANGEABLE
Cutter,milling,involute Gear
2010-00-779-6258 INTERCHANGEABLE
Lug,drive,upper
Cross-Reference Index
Part NumberManufacturer
17998 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
3455-00-239-5595INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
2010-00-779-6258INTERCHANGEABLE
LUG,DRIVE,UPPER

Frequently Asked Questions

What is NSN 5985-00-539-6063?

NSN 5985-00-539-6063 is a Antenna Subassembly, manufactured by Cessna Aircraft Co Arc Avionics Div, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-539-6063?

NSN 5985-00-539-6063 has 1 cross-referenced part number: 17998 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 5985-00-539-6063?

There are 2 known substitutes for 5985-00-539-6063: 3455-00-239-5595, 2010-00-779-6258. Verify interchangeability with system specifications before substitution.

What are the specifications of 17998?

Key specifications for 17998: Overall Length: 5.125 INCHES NOMINAL IN; End Item Identification: TYPE NO. AN/ARN-59; Overall Width: 1.688 INCHES NOMINAL IN; Special Features: USAGE DESIGN:ROTATES AROUND CENTER AXIS;MOUNTING CONFIGURATION:SHAFT MTD BY 0.221 IN.DIA HOLE W/2 SETSCREWS SPACED 90 DEG APART;FSC APPLICATION DATA:ANTENNA,RADIO SET,NAVIGATION AIRBORNE IN. 6 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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