FED-STD-H28/18B (NOTICE 1), FEDERAL STANDARDS: SCREW-THREAD STANDARDS FOR FEDERAL SERVICES - SECTION 18 - PHOTOGRAPHIC EQUIPMENT THREADS (10 SEP 2001)

FED-STD-H28/18B (NOTICE 1), FEDERAL STANDARDS: SCREW-THREAD STANDARDS FOR FEDERAL SERVICES - SECTION 18 - PHOTOGRAPHIC EQUIPMENT THREADS (10 SEP 2001)., FED-STD-H28/18B, dated 20 August 1991, has been reviewed and determined to be valid for use in acquisition.