Historical
ASME B18.29.1-2010
Helical Coil Screw Thread Inserts - Free Running and Screw Locking (Inch Series)
Delineates the dimensional data for the inch series helical coil screw thread inserts and the threaded holes into which they are installed. Both free-running and screw-locking types having unified fine and unified coarse thread series from size #1through 11/2 in. are covered. Appendices that describe insert selection, STI (screw thread insert) taps, gages and gaging, insert installation, and removal tooling are also included.
American Society of Mechanical Engineers [asme]