ISO-3031 Complete Document History
Rolling bearings - Thrust needle roller and cage assemblies, thrust washers - Boundary dimensions, geometrical product specifications (GPS) and tolerance values

Complete Current Edition:
   4TH EDITION - Boundary dimensions, geometrical product specifications (GPS) and tolerance values - Aug. 1, 2021

Obsolete Revision Information:
   3RD EDITION - Rolling bearings -- Thrust needle roller and cage assemblies, thrust washers -- Boundary dimensions and tolerances - Aug. 1, 2000
   2ND EDITION - NEEDLE ROLLER BEARINGS - THRUS - Oct. 15, 1979