Dukes offers world class customer support with a skilled staff of professionals and technicians who specialize in providing repair, overhaul, spare parts, and support services. Our average overhaul/repair turnaround time is 30 calendar days, with many products taking less time than that.

The overhaul facility is FAA  approved with a Limited Accessory Rating.

(Click on the following links to view our certifications: FAA Certification, AS9100-CertificationEASA Certification).

All Dukes’ products can be sent to us for evaluation, test, repair, and overhaul. In addition Dukes, offers spare parts and overhaul services for a wide variety of Honeywell / Grimes / Janitrol Components. Our department maintains an expanding Rotable Exchange Pool. Call us for availability.

For more information, please contact us during our business hours which are:

Monday through Thursday: 7:00 a.m. to 5:30 p.m. PST

All Dukes repairs and overhauls are protected by a Manufacturer’s Warranty. To see a detailed explanation of our warranty policy and procedures, click here.

OEM and RFQ E-mail: Sales Support
Customer Service
Ph: (818) 350-1900
AOG line is Option 1 at (818) 350-1900
Fax: (818) 700-8361