MIL-STD-1890A (NOTICE 1) MILITARY STANDARD: WELDED JOINTS, INSPECTION OF (10 MAY 1996) [S/S BY MIL-HDBK-1890]., MIL- STD-1890A(AT), dated 21 November 1991, is hereby canceled. For welded joint inspection guidance, refer to MIL-HDBK-1890 揑nspection of Welded Joints.?MIL-STD-1890