Dick Koehler discusses different sizes of safety wire and when each size should be used. Dick is a Technical Counselor for EAA Chapter 186, A&P aircraft mechanic with Inspection Authorization (IA), and a SportAir Workshop instructor.
In Hardware, Cable and Safetying
Cutting Internal Theads
EAA Technical Counselor and A&P/IA mechanic Bob Koehler demonstrates the use of a tap to cut internal threads within a piece of aluminum plate.
Using Nord-Lock Washers
Nord-Lock wedge washers are another way to safety a nut and bolt from loosening. Charlie Becker from the EAA staff demonstrates the use of Nord-Lock washers and how they work.
Brian Carpenter from Rainbow Aviation discusses pulley installation and inspection issues.
Rod End Bearings
Brian Carpenter from Rainbow Aviation discusses rod end bearning installation.
Easy Adel Clamp Installation
EAA Technical Counselor and A&P/IA mechanic Dick Koehler demonstrates a procedure to use safety wire to make it easy to install a cushioned adel clamp.
Measuring Bolt Diameter and Pitch
EAA Technical Counselor and A&P/IA mechanic Bob Koehler demonstrates the use of tools, gauges and charts to acurately measure bolt diameter and pitch.