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Total 4 documents matching your query.

1. [TowerTalk] Old HWS671 (score: 1): Author: Art <k6xt@arrl.net>; Date: Thu, 03 Dec 2009 18:58:18 -0700; I'm about to pull a HWS671 vertical. There's a pad welded on the outer section. For those with an erection fixture it was used to install a pulley wheel to winch up the tower. I don't have a fixture,; /archives//html/Towertalk/2009-12/msg00020.html (7,597 bytes)
2. Re: [TowerTalk] Old HWS671 (score: 1): Author: "W5CPT" <w5cpt@bellsouth.net>; Date: Thu, 3 Dec 2009 20:37:48 -0600; I would use a 1/4" shackle (which has a 5/16" pin) to attach what ever you were going to use to get the tower upright. A 1/4" shackle has a working load of 1000 lbs, which should be more than enough; /archives//html/Towertalk/2009-12/msg00021.html (8,443 bytes)
3. Re: [TowerTalk] Old HWS671 (score: 1): Author: Kevin Normoyle <knormoyle@surfnetusa.com>; Date: Thu, 03 Dec 2009 23:54:02 -0800; re: the strength of the attach point on tilting up a 1400 lb tower: Art/Clint, Saying 1000 lbs is max force is very wrong, right? That all said, a 5/16" bolt can be fine. I would use grade 5 or 8. I'; /archives//html/Towertalk/2009-12/msg00022.html (12,096 bytes)
4. Re: [TowerTalk] Old HWS671 (score: 1): Author: Art <k6xt@arrl.net>; Date: Sun, 20 Dec 2009 10:52:33 -0700; Thanks to all who replied. Two useful suggestions came of it. One is KE7JA's below. The other occurred to me as I was using a come-along to pull my car up onto a trailer. Looking at the X2 force incr; /archives//html/Towertalk/2009-12/msg00218.html (9,385 bytes)

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