ASTM-C509 Complete Document History
Standard Specification for Elastomeric Cellular Preformed Gasket and Sealing Material

Complete Current Edition:
   2006 R21 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - May 6, 2021

Obsolete Revision Information:
   2006 R15 EDITION - REAPPROVED IN 2015 - Dec. 1, 2015
   2006 R11 EDITION - REAPPROVED IN 2011 - Aug. 15, 2011
   2006 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - May 1, 2006
   2000 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - June 10, 2000
   1994 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - June 15, 1994
   DOD ADOPTION - FYI ONLY: DOD ADOPTED - Feb. 4, 1994
   1993 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - Sept. 15, 1993
   1991 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - Oct. 15, 1991
   1990 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - Oct. 26, 1990
   1984 EDITION - Elastomeric Cellular Preformed Gasket and Sealing Material - Oct. 26, 1984