FED-STD-H28/1A (NOTICE-1), FEDERAL STANDARD: SCREW-THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 1, NOMENCLATURE, DEFINITIONS AND LETTER SYMBOLS FOR SCREW THREADS (12-SEP-1990)
FED-STD-H28/1A (NOTICE-1), FEDERAL STANDARD: SCREW-THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 1, NOMENCLATURE, DEFINITIONS AND LETTER SYMBOLS FOR SCREW THREADS (12-SEP-1990)., Document reviewed and determined to be current.