[TowerTalk] SS Nuts and Bolts
Joe Shuey NE3H
Thu, 19 Feb 1998 17:31:47 -0500
Dale L. Martin wrote:
> Several weeks ago, I went up the tower to reposition my low A3
> hardmounted to the tower at 40'. As I was backing out one of the
> nuts from the lower u-bolt, I could feel the tension increasing.
> I ran it back down, looked at the threads and they looked okay.
> I started backing it out again, but it still got harder and
> harder to turn. I finally broke the u-bolt. I went to the other
> nut and it did exactly the same thing. I was concerned about the
> other pair of nuts on the other u-bolt, but they came off just
> These nuts and u-bolts were new from Cushcraft about 1.5 years
> ago, so they weren't all that old.
> What did I do wrong? What could I have done to prevent this from
> Dale Martin, KG5U
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Stainless has a habit of galling. Use a anti-seize compond on the
threads when installing stainless hardware.
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