Subject: AIRCRAFT TIRE MAINTENANCE
AND OPERATIONAL PRACTICES
Date: 4/18/05
Initiated by: AFS-306
AC No.: 20-97B
Change:
1. PURPOSE. This advisory circular (AC) provides recommended tire care and maintenance
practices needed to assure the safety of support personnel and the continued airworthiness of
aircraft. Specifically, this AC provides guidance on the installation, inflation, maintenance, and
removal of aircraft tires. In addition, this AC provides guidance on those operational practices
necessary to maintain safe aircraft operations. This AC is not mandatory and does not constitute
a regulation. It is issued for guidance purposes and to outline acceptable tire maintenance and
operational practices. In lieu of following this method without deviation, operators may elect to
follow an alternative method that has also been found acceptable by the Federal Aviation
Administration (FAA).
2. CANCELLATION. AC 20-97A, High-Speed Tire Maintenance and Operational Practices,
dated May 13, 1987, is cancelled.
3. RELATED REGULATIONS AND DOCUMENTS.
a. Title 14 of the Code of Federal Regulations (14 CFR):
(1) Part 21, subpart O, Technical Standard Order Authorizations.
(2) Part 23, Airworthiness Standards: Normal, Utility, Acrobatic, and Commuter
Category Airplanes.
(3) Part 25, Airworthiness Standards: Transport Category Airplanes.
(4) Part 27, Airworthiness Standards: Normal Category Rotorcraft.
(5) Part 29, Airworthiness Standards: Transport Category Rotorcraft.
(6) Part 43, Maintenance, Preventive Maintenance, Rebuilding, and Alteration.
(7) Part 145, Repair Stations.
b. FAA ACs. Copies of the following ACs may be obtained from the U.S. Department of
Transportation, Subsequent Distribution Center, Ardmore East Business Center, 3341 Q 75
th
Avenue, Landover, MD 20785, and may be downloaded at the following Web site:
http://www.faa.gov/avr/afs/acs/ac-idx.htm.
(1) AC 65-15, Airframe and Powerplant Mechanics Airframe Handbook, “Aircraft
Tires” section.
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