[TowerTalk] Galling and seizing of SS nuts to SS threaded studs and

Steve Bookout steve at nr4m.com
Mon Jul 3 12:26:52 EDT 2017

I would say that I get them 'appropriately tight'.  I have known hams 
who think if they can still move the nut, it's not tight enough.  You 
don't let them work with any bolt smaller than 3/4 inch.


On 7/3/2017 11:29:AM, john at kk9a.com wrote:
> Maybe you tighten them really really tight? I have been using lithium grease
> with stainless steel hardware which is somewhat cleaner to work with than
> other recommended products. I have not had any issues removing the hardware,
> even after it being up for years in the Caribbean. The only issue with
> stainless steel in the Caribbean is that it dissolves any aluminum that it
> is in contact with.
> John KK9A
> To:	towertalk at contesting.com
> Subject:	Re: [TowerTalk] Galling and seizing of SS nuts to SS
> threaded studs and bolts.
> From:	Steve Bookout <steve at nr4m.com>
> Date:	Sun, 2 Jul 2017 12:56:11 -0400
> List-post:	<mailto:towertalk at contesting.com>
> Hello all,
> I have tried using anti seize compounds on stainless hardware, but I find it
> next to useless once the nut/bolt connection has been out in the wx for a
> long time. I would expect that even if externally 'washed off' by the
> weather, there would be some left on the inside where the actual stainless
> to stainless contact takes place. But, I don't recall EVER having it come
> apart as it should.
> I remember always using anti seize compound on the U-bolts on Hygain
> rotators and always breaking them off at a later date. This was, of course,
> when I had no spare available. I just started to *assume* the U-bolt would
> gall, seize and beak, and I would make sure there was a spare one available.
> Commercially available zinc, or cad plated hardware is junk and should be
> avoided.
> Years ago, I took down 6 - 90 foot AB-105 towers from a military facility
> which was closing. They had been up since the mid fifties. I just *knew* it
> would be a real PITA to disassemble this tower into 10 foot sections for
> trailer transport. I purchased 2 electric impacts, thinking I would be
> needing to break lots of frozen up bolts.
> Surprisingly, the only hardware that broke were some pieces of 'hardware
> store' hardware, They were old, and almost unrecognizable, globs of rust.
> Every other bolt on the towers were hot dipped galvanized and could be
> removed easily with regular hand tools, although the impact wrenches made it
> almost too easy.
> Bottom line for me is that I will only use hot dipped galvanized hardware,
> unless I have no other choice, and then I will use stainless. But, I
> consider the stainless to be 'one time use'.
> 73 de Steve, NR4M
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