GGG-T-190 Complete Document History
Tester, Material Hardness +Cancelled, 1976, See MIL-T-45186


Obsolete Revision Information:
   NOT - TESTER, MATERIAL HARDNESS - Nov. 17, 1976
   BASE - TESTER, MATERIAL HARDNESS - Dec. 26, 1963
   AMENDMENT 1 - TESTER, MATERIAL HARDNESS - Jan. 1, 1960