When I got my rigid vang from Garhauer, they suggested the course threads. The fine threaded screws, they argued are shallower, and therefore will strip or pull out easier. It might be a good idea to call Garhauer for verification. Good luck, Bruce
Sent from my Verizon, Samsung Galaxy smartphone -------- Original message --------From: schiller via CnC-List <cnc-list@cnc-list.com> Date: 7/26/17 6:20 PM (GMT-05:00) To: cnc-list@cnc-list.com Cc: schiller <schil...@bloomingdalecom.net> Subject: Re: Stus-List Rigid boom vangs - rivets vs screws I would add that fine threads would be better than coarse for the relatively thin section. Neil Schiller 1970 Redwing 35, Hull #7 (C&C 35 Mark 1) Corsair Still waiting so see if we can be repaired in Muskegon, Michigan Sent from my iPad > On Jul 26, 2017, at 11:34 AM, Dennis C. via CnC-List <cnc-list@cnc-list.com> > wrote: > > Seems to be a difference of opinion. I've installed several but that doesn't > make me an expert. I've seen aluminum rivets, stainless rivets, machine > screws and hex head bolts. > > My opinions on each. > > Aluminum rivets - not strong enough. Will eventually work loose or break. > > Stainless rivets - my choice. Very, very low potential to work loose or > break. Coat with TefGel to minimize dissimilar metal corrosion. Downside - > requires expensive rivet tool. > > Machine screws - some potential to work loose. Once they work loose, bad > things can happen. I don't have a real issue with them as long as they're > coated with red thread locker. > > Hex head bolts - some potential to work loose but, in my opinion, a better > choice than machine screws. Coat with red thread locker. If you need to > remove them, easier than machine screws. They can also be tightened more > than machine screws. > > Bottom line - if you don't have a Big Daddy rivet tool, screws or bolts are > fine. Just use red thread locker and inspect them every now and then. > > Hope this helps. > > Dennis C. > Touche' 35-1 #83 > Mandeville, LA > > > _______________________________________________ > > This list is supported by the generous donations of our members. If you wish > to make a contribution to offset our costs, please go to: > https://www.paypal.me/stumurray > > All Contributions are greatly appreciated! _______________________________________________ This list is supported by the generous donations of our members. If you wish to make a contribution to offset our costs, please go to: https://www.paypal.me/stumurray All Contributions are greatly appreciated!
_______________________________________________ This list is supported by the generous donations of our members. If you wish to make a contribution to offset our costs, please go to: https://www.paypal.me/stumurray All Contributions are greatly appreciated!