ASTM-D4998 › Complete Document History
Standard Test Method for Evaluating Wear Characteristics of Tractor Hydraulic Fluids

Complete Current Edition:
   2013 R21 EDITION - REAPPROVED IN 2021 - Oct. 29, 2021

Obsolete Revision Information:
   2013 EDITION - Evaluating Wear Characteristics of Tractor Hydraulic Fluids - Aug. 1, 2013
   2011 EDITION - Standard Test Method for Evaluating Wear Characteristics of - Feb. 29, 2012
   1995 R03(E1) EDITION - EDITORIALLY CORRECTED - July 10, 2003
   1995 EDITION - EVALUATING WEAR CHARACTERISTIC - Aug. 15, 1995
   1989 EDITION - EVALUATING WEAR CHARACTERISTIC - Oct. 27, 1989