part 23086 Backup Ring, Adapter Cat Pumps code 23086 Details Cat Pumps number23086 DescriptionBackup Ring, Adapter Qty per pump3 or 6 Also comes in 32125 Seal kit, STHT (.3400)32282 Seal kit, FPM (.0110)76432 Seal kit, NBR (STD)76853 Seal kit, NBR (STD)76854 Seal kit, NBR (STD)76858 Seal kit, FPM (.0110) Fits these pumps Cat Pumps 15 Frame 1 1580 Cat Pumps 25 Frame 5 25602560BH25652565BH2565T13