I have a question about aluminum polishing and aluminum deoxidizer used on aircraft skins, spinners, propellers, and other components to make them shine. Most of the General Aviation skins are 2024-T3 clad aluminum in most cases. I know the alclad has about 0.003 inches thick pure aluminum to...
In aviation we often use the term “airworthy”, but I wonder how many aviator’s really know the meaning? There is a new AC 43-18 out as of March 2006 and it defines airworthy as follows:
Airworthy. The term "airworthy" is not defined in Title 49 of the United States Code (49 U.S.C.), or in 14...
I have read the weakest area of any mechanical fastener is the minor diameter of the threads. Since the thread dimensions of a cut thread and rolled thread fastener are identical, I would like to know if there is difference in strength between the two.
I have seen a lot or cut threads fail in...
If would like to have a full set of Civil Air Regulations CAR’s I have placed them on my web site to down load:
http://www.stacheair.com/ and click on Repair Stations Guides and look under Data Info or just put the link in below it should take you directly to them...
How come when you walk up to the front of an airplane, the front of the propeller is nice and clean? It has almost no bugs or nicks or dings. But the back side, the side you look at from the cockpit, usually painted black, has all sorts of nicks and dings in the paint. What gives?
Can someone...
A question for the composite guys. As I understand composites and UV don’t mix. So is there a certain type of paint that should be used over composite material and why? The questions has come up about paint touch up not using the original paint the manufacture used is there a difference or is...
I was wonder if any of you have had any experience with the push pull circuit breakers. Here is what the FAA wants owner/operators to do annually is to push in each breaker and pull it out. I have no problem with this practice as it may help to clean the contacts, however the question is will...
I have been investigating an aircraft accident do to fuel exhaustion. What we found was an inline fuel filter (automotive) type installed before the fuel selector. The fuel boost pump was installed after the fuel selector. The question I have is what is the minimum filter screen in microns...
I have a question concerning fabric repairs compliance with Part 3 of the Civil Air Regulations (CAR) and with Part 23 of the Federal Aviation Regulations (FAR) applicable to flammability tests for seats.
I have read AC 23.2 flammability tests, but what I am looking for is repair limits (how...
In a discussion about aerodynamics one of the questions that I was asked, and subsequently been tasked to answer, is "What does it mean to be coordinated?" What do we really mean when we say airplanes are coordinated in a turn?
Stache
I have been searching for Air Services Caravan, I beleive they used to be in New Bedford, Massachusetts. Does anyone have any information of this old company?
Stache
According to the FAA a Major Repair means the following in accordance with Part 1 definitions.
Major repair means a repair:
(1) That, if improperly done, might appreciably affect weight, balance, structural strength, performance, powerplant operation, flight characteristics, or other qualities...
For all practical purposes, 80 octane aviation gasoline is no longer available, forcing the Cub driver and other to choose between 100LL avgas and 87 octane automotive gasoline (assuming that he has the necessary STC and that "mogas" is sold at the airport). Each fuel has its own problem...
