[TowerTalk] turnbuckle safety wires

Steve Maki lists at oakcom.org
Fri Sep 22 20:04:07 EDT 2017


On 9/22/2017 19:36 PM, Grant Saviers wrote:
> At the specified torque 
> values for structural bolts, the fastener is far less likely to loosen. 
> That isn't the static load in a turnbuckle which is exposed to many of 
> the conditions that cause common fasteners to loosen.

You would think so. But guy wires (and turnbuckles) seem to be under a 
different dynamic situation than nuts and bolts in a motor for example. 
Vibrations are relatively slow, and tension never nears zero in a system 
with proper pre-tension. I think.

-Steve K8LX





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