The folding of the canopy for stacking
in the container prior to closing.
Federal Aviation Administrator or
any person to whom he/she has delegated
his/her authority in the matter
The Federal Aviation Administration
(FAA) issues advisory circulars
(ACs) to provide guidance and information
in a designated subject area
or to show a method acceptable to the
Administrator for complying with a
related Code of Federal Regulation
(CFR). Each AC is issued with a
number corresponding to the subject
it addresses in the Code of Federal
Regulations. Unless incorporated
into a regulation by reference, the
contents of an AC are not binding on
study of the behavior of moving air
and the forces that it produces as it
passes over or around certain shaped
objects such as wings, propellers, or
AIRFRAME AND POWERPLANT MECHANIC
person certificated by the FAA to perform
maintenance or inspections on
an aircraft’s airframe or powerplant.
AIRWORTHINESS DIRECTIVES (ADs)
by the Federal Aviation Administration
(FAA) to notify owners and
users of aeronautical products of
unsafe conditions and the mandatory
corrections under which the product
may continue to be used. Each AD is
an amendment to Title 14, Code of
Federal Regulations, part 39; as such,
it is part of the Federal Public Laws.
parachute assembly is considered
airworthy when it conforms to
its TSO and/or properly altered condition,
and is in condition for safe
A change to
the original configuration or any
other major change to any portion of
the parachute from its original manufacture
The center and topmost
point of a round parachute canopy.
An item which in
its present form has received official
certification from the FAA.
scoops at the top of a sleeve, which
provide drag and aid in anchoring the
sleeve as the canopy is pulled out.
Also, fabric pockets on the bridle of a
free bag, which aid in the deployment
of the bag in the event of a horseshoetype
AUTOMATIC ACTIVATION DEVICE (AAD)
A device for automatically
releasing the reserve or emergency
parachute. Utilizes barometric
and rate of descent sensors.
A reserve parachute.