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[TowerTalk] U-Bolts for Force 12 and tower

To: <towertalk@contesting.com>
Subject: [TowerTalk] U-Bolts for Force 12 and tower
From: "Wilson, Dion" <dwilson@oshkoshsv.com>
Date: Tue, 20 May 2008 11:16:02 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Good day gentlemen, 

Quick question... ha-ha. 

The tower is close to completion and I have a used Force 12 XR-5
antenna.  The u-bolts that hold the 10 elements need replacing, they are
rusted pretty bad.  Surrounded by a salt water environment takes it toll
on them.  Would it be worth it for the u-bolts to be replaced with
stainless steel?  Which grade would be 'best'? 
The tower is aluminum and the rotor plate is held in place with u-bolts,
best form of u-bolts here? 
The mast clamping u-bolts on the XR-5 antenna must be stainless steel,
they look really good. (they are not in the photo) 

http://www.n9rlr.com/tower/u-bolts.jpg 


The one on the left is from one of the elements on the XR5 antenna
(there are two of these), the middle u-bolt is used on each element
other than the one mentioned, the right u-bolt is used to secure the
rotor plate to the tower. 
This is the current state of the u-bolts.  The nuts came off after a
little work. 
Which anti-seize, anti-corrosion paste-liquid etc would assist is
preventing future corrosion? 

D 'Noid' Wilson

Frontline Communication

"The Finest Command and Broadcast Vehicles in the World"

BAS 2 GHz Relocation Project ENG

Semper Fi

727.580.8603

727.571.3295 FAX

dwilson@frontlinecomm.com <mailto:dwilson@frontlinecomm.com> 

dwilson@oshkoshsv.com <mailto:dwilson@oshkoshsv.com> 

dwilson@aksv.com <mailto:dwilson@aksv.com> 

 


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