Maybe they are catching some acid rain?
Sent from my iPhone
> On Jul 6, 2017, at 7:21 AM, "john@kk9a.com" <john@kk9a.com> wrote:
>
> I have heard professional ham tower guys complain also about them. I have
> used them in locations with much more UV than MI and have not noticed any
> issues however none of mine point up. I do not purposely buy Nylok nuts
> because they are harder to assemble however if they are included with a
> purchased item, such as DX Engineering element brackets, I use them.
>
> John KK9A
>
>
> To: "'Roger \(K8RI\) on TT'"
> <K8RI-on-TowerTalk@tm.net>, <towertalk@contesting.com>
> Subject: Re: [TowerTalk] Nylok nuts
> From: "N2TK, Tony" <tony.kaz@verizon.net>
> Date: Thu, 6 Jul 2017 06:12:15 -0400
>
> Roger,
> That is weird. Checked a can of old Nyloks that had been outside for years.
> The nylon insert looked fine. Been using Nyloks for years without that issue
> up to 5/8". Except for the tower (Rohn galvanized) itself and the rotator to
> mast clamps (plated #8 hardened bolts so I can really crank down on them),
> all hardware including u-bolts are SS using Nyloks with anti-seize. No lock
> washers. I just use flat washers. Never had a nut loosen after 24 years. I
> do not reuse Nyloks, just in case.
> 73,
> N2TK, Tony
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of Roger
> (K8RI) on TT
> Sent: Thursday, July 06, 2017 3:58 AM
> To: towertalk@contesting.com
> Subject: [TowerTalk] Nylok nuts
>
> Nylok nuts do not last around here. I thought it was UV, but many have told
> me that Nylon is impervious, or resistant to UV. I had based my thoughts
> that the nuts oriented so the nylon was up were the first to go. The nylon
> virtually disappeared out of them, so I finally gave up on them.
>
> 73
>
> Roger (K8RI)
>
> _______________________________________________
>
>
>
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