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[TowerTalk] RE: [Force 12 Talk] rivets

To: towertalk@contesting.com
Subject: [TowerTalk] RE: [Force 12 Talk] rivets
From: Dino Darling <k6rix@earthlink.net>
Date: Wed, 02 Feb 2005 10:13:08 -0800
List-post: <mailto:towertalk@contesting.com>
Same place!

McMaster-Carr (page # 3115)...

http://www.mcmaster.com/


In the search box, type BLIND RIVETS and hit return.

In the left column, click on "Blind Closed-End Rivets"


The part number for the aluminum rivets with aluminum mandrels (not recommended)
<javascript:TargetLink('TR2113','tr','PT21131','97524A030');>97524A030
<javascript:TargetLink('TR2114','tr','PT21141','97524A031');>97524A031


These rivets are made of "1100" rather than "5056"



At 08:45 AM 02/02/2005 -0600, you wrote:
Where did you find rivets with aluminum mandrel?  Those must be rare as
hen's teeth.

Keith NM5G

-----Original Message-----
From: Force12Talk-bounces@qth.com [mailto:Force12Talk-bounces@qth.com] On
Behalf Of Dino Darling
Sent: Wednesday, February 02, 2005 3:52 AM
To: force12talk@qth.com
Subject: Re: [Force 12 Talk] rivets

To correctly answer your question Tony, YES YES YES; they are much better
than your standard blind rivet!

McMaster-Carr sells "Blind, Closed End Rivets".  With an element wall
thickness of .058" per element tube, you need a rivet that covers .116"

The part numbers for McMaster-Carr is (page # 3115)...

97524A020 - $3.69 per 100
(.063 - .125) 2 tubes = .116"

97524A021 - $3.96 per 100
(.126 - .187) 3 tubes = .174"

This is an aluminum rivet with a STEEL mandrel.  It is argued that you get
more clamping power with a steel mandrel over an aluminum mandrel as it
takes more force to break the steel.  You want aluminum rivets for obvious
reasons.

Here is what McMaster-Carr says about Closed End Rivets...

"Closed-End Sealing Blind Rivets - These rivets have a special solid end
that seals tight against vapors and liquids. Once set, part of the mandrel
stays in the rivet to give you more shear and tensile strength than standard
blind rivets of the same size and material. Shear strength (listed in chart)
is the amount of force applied against a rivet that will cause it to break."

http://www.mcmaster.com/


At 09:33 AM 02/01/2005 -0500, you wrote: >Are the rivets that Force 12 supplies any different then the rivets you >can buy at Home Depot - Arrow aluminum 1/8"? >N2TK, Tony




Dino...k6rix@earthlink.net




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Dino...k6rix@earthlink.net _______________________________________________


See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions and ask for Sherman, W2FLA.

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