Thanks, Gents! My befuddled mind has finally drawn meself a picture of what you're saying and it makes perfect sense to me now. Al --- Terry Lane <tel@xxxxxxxxxxx> wrote: > ...and it works a treat. I do most of my pistons > that way. > > > > Al > > > > Good ol' LBSC used to recommend - instruct - that > pistons should be half > screwed onto the piston > > rod. The other half should be a tight push fit, > the reduced size being > the same as the OD of the > > thread. The screwed part was at the outer end, of > course! That way > concentricity and security > > was assured. > > > > Regards > > > > Dave > > Saudi-Arabia-On-Sea > > > > > > --- Allen Messer <al_messer@xxxxxxxxx> wrote: > > > > > Harry, I must confess to threading the piston > rod the full length of the > piston plus the height > > > of the nut. If this is improper practice, what > diameter shoulder should > be allowed for the > > piston > > > to butt against? And I do agree that the > piston should be finish > turned on its own individual > > > rod. > > > > > > > > > ___________________________________________________________ > > To help you stay safe and secure online, we've > developed the all new > Yahoo! Security Centre. http://uk.security.yahoo.com > > MODEL ENGINEERING DISCUSSION LIST. > > > > To UNSUBSCRIBE from this list, send a blank email > to, > > modeleng-request@xxxxxxxxxxxxx with the word > "unsubscribe" in the subject > line. > > > > MODEL ENGINEERING DISCUSSION LIST. > > To UNSUBSCRIBE from this list, send a blank email > to, > modeleng-request@xxxxxxxxxxxxx with the word > "unsubscribe" in the subject line. > __________________________________ Yahoo! Mail - PC Magazine Editors' Choice 2005 http://mail.yahoo.com MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.