Duncan Aviation logo

Duncan Aviation Components Repairs & Overhauls


Duncan Aviation’s Accessories shops in Battle Creek, MI, Lincoln, NE, and Provo, UT, are authorized for sales, service and support for multiple component and equipment manufacturers. We have a large inventory of outright, rotables, and loaner units available. See warranty details here.

Specialty Areas

  • Batteries/Power Supplies
  • Electronics
  • Electromechanical
  • Hydraulic Fluids/Fuel
  • Hydrostatic
  • Landing Gear
  • Machining & Welding
  • Pneumatics

Avionics & Instruments

Duncan Aviation’s avionics/instruments shop is an authorized sales and factory service center for all the industry’s top brands including Collins, BendixKing, Honeywell, Avidyne, ACR Artex, Garmin, Thales, Kollsman/IDC, Chelton/Wulfsberg and L3 Harris. We are the only authorized Universal Avionics Service Center in the United States. We inspect, troubleshoot, repair, and overhaul virtually every type of equipment your aircraft might have, or need to have, aboard.

Specialty Areas

  • ADF Receivers
  • Audio Systems
  • Autopilot/Flight Director Systems
  • Air Data Systems
  • Pitot Static Instruments
  • Radar Systems
  • Navigation / Communication Systems
  • HF Systems
  • ELTs
  • DME Transceivers  
  • Transponders             
  • Attitude, Directional, and Horizon Indicators
  • EX500/600
  • Flightmax
  • MHD300/ATD150
  • Gyros

Each area has three shifts to provide the fastest turntimes and expedited AOG services.

PMA Manufacturing Solutions

Duncan Aviation complements its MRO services with industry leading manufacturing and engineering solutions including PMA (Parts Manufacturer Approval), DER (Designated Engineering Repairs), and FAB (fabrication) options.

For a complete list of our PMA capabilities and services, download the Duncan Aviation Manufacturing Solutions Fact Sheet.

Tool Calibrations

Duncan Aviation’s Calibration Services is an A2LA (cert 3908-01) accredited calibration laboratory to ISO/ IEC 17025. Our calibrations are traceable to the National Institute of Standards and Technology.

For a complete list of our calibration capabilities and services, download the Duncan Aviation Calibrations Fact Sheet.

Aftermarket Warranty Programs

  • CASP (Rockwell Collins Corporate Aircraft Service Program)
  • Honeywell MSP (Maintenance Service Plan)
  • Honeywell MPP (Mechanic Protection Plan)
  • Flight Assure (Universal Avionics)

Learn more about our available aftermarket warranty programs.