To make a lid, you also have to account for the thread on the screw part. Need to measure the thread spacing and size of that. https://www.paramountglobal.com/knowledge/jar-neck-thread-finish/ If it really were a mason jar, they are standard, assuming it's a name brand jar, and stores from Walmart to Walgreens to Dollar General will have mason jar lids in the 2 sizes. -Wilhelmina Randtke On Wed, Apr 3, 2024 at 7:07 PM McDonald, Stephen <[log in to unmask]> wrote: > Ah, but I see that the patron isn't looking for a mason jar lid, you are > just using that as the model to produce the size lid they want. My > apologies. > > Steve McDonald > [log in to unmask] > > > > -----Original Message----- > > From: Code for Libraries <[log in to unmask]> On Behalf Of charles > > meyer > > Sent: Wednesday, April 3, 2024 6:06 PM > > To: [log in to unmask] > > Subject: [External] [CODE4LIB] Modifying Mason Jar Lid > > > > My esteemed listmates, > > > > I found a mason jar lid on Thngiverse. > > > > https://www.thingiverse.com/thing:3468220 > > > > A patron needs these specs > > > > Top of lid: i ¾ inches O.D. > > > > Bottom of lid: 113/16 inches O.D. > > > > Depth of lid: 9/16 inches > > > > But, Tinkercad doesn't measure in inches and I'm not even sure Timkercads > > could achieve that kind of specificity? > > > > Meshmixer is an amazing prgmnra that I haven't mastered yet. > > > > What free program would you use to create this with such detail? > > > > Thank you, > > > > Charles. > > > > Caution: This message originated from outside of the Tufts University > > organization. Please exercise caution when clicking links or opening > > attachments. When in doubt, email the TTS Service Desk at > > [log in to unmask]<mailto:[log in to unmask]> or call them directly at 617-627-3376. > >