ANSI-B27.7 Complete Document History
General Purpose Tapered and Reduced Cross Section Retaining Rings (Metric)

Complete Current Edition:
   RENUMBERED - ASME-B27.7 - Jan. 1, 1977

Obsolete Revision Information:
   1977 R83 EDITION - REAFFIRMED IN 1983 - Jan. 1, 1977