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Total 14 documents matching your query.

1. [TowerTalk] Erections (TWR) (score: 1)
Author: K8fu@aol.com
Date: Wed, 14 Jul 2004 10:54:59 EDT
Gentlemen....................... When I opened the pkg of bolts for my twr I noticed there were no lockwashers. Are these superfluous items or an oversight by the manuf ?? Froggy................... T
/archives//html/Towertalk/2004-07/msg00421.html (6,645 bytes)

2. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: kb9cry@comcast.net
Date: Wed, 14 Jul 2004 15:20:40 +0000
Rohn's doesn't supply lock washers for their GT towers. Don't need them; there' shouldn't be any vibration to loosen them. And, of course, we all perform an annual "up the tower maintenance climb" an
/archives//html/Towertalk/2004-07/msg00422.html (8,596 bytes)

3. [TowerTalk] Erections (TWR) (score: 1)
Author: K8fu@aol.com
Date: Wed, 14 Jul 2004 11:30:01 EDT
Regarding my earlier lockwasher question. This is a 90' steel self supporting twr. At this juncture of my life there are times when I can barely walk let alone climbing 90' every 3 yrs to ck bolts. I
/archives//html/Towertalk/2004-07/msg00423.html (7,270 bytes)

4. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: <hdmc38@bellsouth.net>
Date: Wed, 14 Jul 2004 12:26:27 -0400
Well Froggy When I opened the pkg guess what no lockwashers.So as the the story goes if it's not shown or called for don't use it.Oddly enough there are some parts that come with a sort of lock washe
/archives//html/Towertalk/2004-07/msg00426.html (9,020 bytes)

5. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: Jim Lux <jimlux@earthlink.net>
Date: Wed, 14 Jul 2004 10:12:07 -0700
At 11:30 AM 7/14/2004 -0400, K8fu@aol.com wrote: Regarding my earlier lockwasher question. This is a 90' steel self supporting twr. At this juncture of my life there are times when I can barely walk
/archives//html/Towertalk/2004-07/msg00427.html (8,681 bytes)

6. RE: [TowerTalk] Erections (TWR) (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Wed, 14 Jul 2004 17:57:14 -0500
If you think about it, losing a bolt from a tower leg is not really a big deal. The weight above is more than sufficient to keep the section in place except perhaps during a tornado, and then it woul
/archives//html/Towertalk/2004-07/msg00436.html (9,909 bytes)

7. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: Blake Bowers <bbowers@townsqr.com>
Date: Wed, 14 Jul 2004 18:08:51 -0500
Espically from a liabilty thought..... Would it not be smarter just to use exactly what the engineers who designed the tower specify? place or nuts that any Weather Stations", and lot's more. Call To
/archives//html/Towertalk/2004-07/msg00440.html (11,550 bytes)

8. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: "W1GOR" <W1GOR@Maine.RR.Com>
Date: Wed, 14 Jul 2004 20:05:04 -0400
I recall a very valuable military technical specification: M I L - T F P 4 1 (translation: Make It Like The Freaking Print, For Once, Chapter 1 of R T F M) 73, Larry - W1GOR place or nuts that any We
/archives//html/Towertalk/2004-07/msg00444.html (11,763 bytes)

9. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: "Michael Tope" <W4EF@dellroy.com>
Date: Wed, 14 Jul 2004 19:08:06 -0700
Rohn specifies fine threads on their tower bolts (at least for Rohn 25), but no lockwashers. Presumeably this is because the nut on a fine thread bolt has to turn farther to lose its preload and come
/archives//html/Towertalk/2004-07/msg00446.html (9,606 bytes)

10. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: "Jim Lux" <jimlux@earthlink.net>
Date: Wed, 14 Jul 2004 21:33:07 -0700
Fine threads can tolerate a lower coefficient of friction without come loose due to the axial load. In short: slope of threads has to be less than the friction coefficient. I don't know what the torq
/archives//html/Towertalk/2004-07/msg00449.html (9,844 bytes)

11. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: "Tom Rauch" <w8ji@contesting.com>
Date: Thu, 15 Jul 2004 06:02:33 -0400
the it will yied the tower leg Bolt stretch and thread distortion is what keeps the headbolts tight in your car engine (unless you own a Caddy with the very long bolts) and the lugnuts tight. As a m
/archives//html/Towertalk/2004-07/msg00451.html (10,751 bytes)

12. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: "Michael Tope" <W4EF@dellroy.com>
Date: Thu, 15 Jul 2004 03:37:03 -0700
loose It's helpful to visualize the physics if you unwind the screw threads into an inclined plane. The fine thread looks like a long gradual inclined plane, whereas the coarse thread looks like a st
/archives//html/Towertalk/2004-07/msg00452.html (11,551 bytes)

13. Re: [TowerTalk] Erections (TWR) (score: 1)
Author: GALE STEWARD <k3nd@yahoo.com>
Date: Thu, 15 Jul 2004 06:20:53 -0700 (PDT)
I've had R25 installed at two different QTHs for something like 34 years. I usually do a twice a year inspection, top to bottom. I've never found a loose bolt in all those years. These are Rohn bolts
/archives//html/Towertalk/2004-07/msg00453.html (12,678 bytes)

14. RE: [TowerTalk] Erections (TWR) (score: 1)
Author: "Keith Dutson" <kjdutson@earthlink.net>
Date: Thu, 15 Jul 2004 08:41:43 -0500
Well said. I agree. <bogart mode> You race? What car, motor, type of racing? </bogart mode> Keith the it will yied the tower leg Bolt stretch and thread distortion is what keeps the headbolts tight i
/archives//html/Towertalk/2004-07/msg00455.html (11,445 bytes)


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