In addition to performing detailed inspections, Boeing and operators are to take corrective action by installing a Teflon sleeve on certain wire bundles in close proximity to fuel sources that may ...

Under the adopted proposal, each plane would be inspected for roughly 90 hours before installing Teflon sleeves and cap fasteners to certain parts of the center, left and right main fuel tanks.

At speeds over 1 rpm, friction on nonlubricated Teflon sleeve bearings increase; it decreases for lubricated bearings. The most important criteria for choosing the right lubricant for plastic ...