ASTM-B66 Complete Document History
Standard Specification for Bronze Castings for Steam Locomotive Wearing Parts

Complete Current Edition:
   2015 R21 EDITION - REAPPROVED IN 2021 - Oct. 1, 2021

Obsolete Revision Information:
   2015 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Oct. 15, 2015
   2006 R13(E1) EDITION - REAPPROVED IN 2013, EDITORIALLY CORRECTED - Nov. 15, 2013
   2006(E1) EDITION - EDITORIALLY CORRECTED - Jan. 1, 2009
   2006 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Oct. 1, 2006
   1995 R03 EDITION - REAPPROVED IN 2003 - June 10, 2003
   1995 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Nov. 10, 1995
   1993A EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Feb. 15, 1993
   1993 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Jan. 15, 1993
   1990A EDITION - Bronze Castings for Steam Locomotive Wearing Parts - July 27, 1990
   1990A(E1) EDITION - EDITORIALLY CORRECTED - July 27, 1990
   1990 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - June 29, 1990
   1989 EDITION - Bronze Castings for Steam Locomotive Wearing Parts - Feb. 24, 1989