MS171401 THRU MS171900C (NOTICE 2), MILITARY STANDARD: PIN - SPRING, CORROSION RESISTANT STEEL (04 NOV 1999) [SUPERSEDED BY NASM171401 THRU 171900]

MS171401 THRU MS171900C (NOTICE 2), MILITARY STANDARD: PIN - SPRING, CORROSION RESISTANT STEEL (04 NOV 1999) [SUPERSEDED BY NASM171401 THRU 171900]., MS171401 THRU MS171900C, dated 3 NOVEMBER 1980, is hereby canceled and superseded by NASM171401 THRU NASM171900. The Part Identification Number (PIN) for MS171401 THRU MS171900C and the part number for NASM171401 THRU NASM171900 are identical. The part numbers have not been changed.