RR-F-621E (NOTICE 1), FEDERAL SPECIFICATION: FRAMES, COVERS, GRATINGS, STEPS, SUMP AND CATCH BASIN, MANHOLE (02 MAR 1998) [S/S BY A-A-60005]

RR-F-621E (NOTICE 1), FEDERAL SPECIFICATION: FRAMES, COVERS, GRATINGS, STEPS, SUMP AND CATCH BASIN, MANHOLE (02 MAR 1998) [S/S BY A-A-60005]., Federal Specification RR-F-621E, dated February 23, 1989, is hereby canceled. Future acquisition of this material should refer to Commercial Item Description A-A-60005.