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
Cable and Nicopress Sleeve Tips
EAA volunteer and A&P mechanic Fred Stadler provides tips on making up control cables and nicopress sleeve crimping tips.
Cutting Cable with a Cold Chisel
Cutting steel cable can be easier than you might think. Brian Carpenter from Rainbow Aviation Services demonstrates how to cut control cable using a tempered steel cold chisel.
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.
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.
Tension vs. Shear Nuts
Aircraft bolts can be installed primarily in either shear or tension loads. Dick Koehler reviews these applications and discusses the differences in the type of nut used to secure the bolt and how their torque values differ.
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.