AS-1893 Complete Document History
Ring, Weld, 3000 psi, Cres

Complete Current Edition:
   REVISION E - Ring, Weld, 3000 psi, Cres - Oct. 20, 2013

Obsolete Revision Information:
   REVISION D - Ring, Weld, 3000 psi, Cres - April 27, 2012
   REVISION C - Ring, Weld, 3000 psi, Cres - April 1, 2009
   REVISION B R07 - REAFFIRMED IN 2007 - Nov. 1, 2007
   REVISION B R01 - REAFFIRMED IN 2001 - Dec. 1, 2001
   REVISION B - Ring, Weld, 3000 psi, Cres - Sept. 1, 1996
   BASE - OBSOLETE REVISION BY REQUEST - Feb. 1, 1980