I have a customer-generated drawing in which the product has a datum that is really key to the functionality of the product, so virtually every other dimension comes off of this datum. The datum is formed by 4 different surfaces that are located of 3 different sides of the part, but are...
Information about seals for medical applications can be found at class-vi-o-rings.com. There is information about USP Class VI and other standards for medical grade seals.
Richard McInteer
www.class-vi-o-rings.com
On any medical application, be sure that your o-ring materials conform to the USP Class VI standard. This assures a level of biocompatability for the safety of the user.
Richard McInteer
www.class-vi-o-rings.com