On Friday 02 May 2014 20:28:42 jeremy youngs did opine: > a pic?
I have one in the camera, but I'm a bit under the weather, too much sugar and too many sugar pills today. I'll get 2 more of the old screw, Its rusty, and the OEM bearing boss tomorrow and put them on my web page, posting the link. > > > jeremy youngs > > On Fri, May 2, 2014 at 7:53 PM, Gene Heskett <[email protected]> wrote: > > Greetings all; > > > > The screws I have to put in this "used to be a micromill", are > > 8mm2.5's and have an outer diameter of about 9.25mm. > > > > I intend to turn them down to 8mm to fit in the existing bearing > > bosses, but with ball bearing thrust washers with an 8mm bore. > > > > But in grinding them down, its obvious I wall NOT have a good shoulder > > because the 8mm is just about the bottoms of the ball grooves. > > > > This means I will not have a good shoulder all the way around, and > > that implies that the ball thrust washers may tip. > > > > I am inclined to make a sleeve about 12 or 13mm OD, and at least 10mm > > long, and a bit small so I can heat it and hopefully drive it against > > the shoulder, and that it in turn will prevent the thrust washer from > > tilting. That would involve driving it around 80mm from the end of > > the screw. No clue if a shrink fitted sleeve could be driven that > > far in one blow of a dead blow hammer. > > > > But I don't have any better ideas ATM. Anybody else have an idea to > > offer? Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS ------------------------------------------------------------------------------ "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE Instantly run your Selenium tests across 300+ browser/OS combos. Get unparalleled scalability from the best Selenium testing platform available. Simple to use. Nothing to install. Get started now for free." http://p.sf.net/sfu/SauceLabs _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
