The Pitch Diameter is the diameter of the Pitch Cylinder which passes through the thread profile of either an internal or external screw thread at the point where the widths of the ridge and groove are equal on both sides of the thread.
This data is provided for general information only. The intention is to provide accurate information; regardless; errors may exist in the supplied information. If accuracy is critical, base your final decisions on the data provided in the root document: B1.7; which is a copyrighted document. To purchase a copy visit an Authorized Reseller.
Original Posting: 7/14/2009
Last Revision: 5/24/2013
Error corrections in, or comments about, the above data can be sent to: firstname.lastname@example.org