6810-01-597-4168 (K563)
6810-01-597-4168 is equivalent to manufacture part number K563. It is a spec potassium phos and is classified under Federal Supply Class 6810 (6810 - Chemicals), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6810 - Chemicals and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.