ASME-B30.21 Complete Document History
Lever Hoists

Complete Current Edition:
   2014 EDITION - Lever Hoists - May 23, 2014

Obsolete Revision Information:
   2005 EDITION - REAFFIRMED IN 2010 - July 29, 2005
   1999 EDITION - Manually Lever Operated Hoists - March 31, 2000
   1994 EDITION ADDENDA C - ADDENDA C FOR 1994 EDITION - Oct. 21, 1998
   1994 EDITION ADDENDA B - ADDENDA B FOR 1994 EDITION - June 18, 1997
   1994 EDITION ADDENDA A - ADDENDA A FOR 1994 EDITION - May 29, 1996
   1994 EDITION - Manually Lever Operated Hoists - March 15, 1995
   1989 EDITION ADDENDA D - ADDENDA D FOR 1989 EDITION - Jan. 1, 1993
   1989 EDITION ADDENDA C - ADDENDA C FOR 1989 EDITION - Dec. 1, 1992
   1989 EDITION - Manually Lever Operated Hoists - Nov. 30, 1989