IFI-109/510, Dimensional Requirements for Duplex Face and Single Face Flat Thread Rolling Dies – Inch and Metric


Issued 1968; Revised 1999



This Standard establishes the dimensional requirements of duplex face and single face flat thread rolling dies in inch and metric units of measure. These dies are intended to roll screw threads that conform to ASME B1. 1 (inch) or ASME B1 .13M (metric). Other screw thread configurations may be specified.