IHI.H250150-240B.CR8018,F4-8086-A “CHAIN COUPLING ” IHI.H250150-240B.9534575 “O-RINGS JIS B2401 G75 Hs90” IHI.H250150-240B.9534560 “O-RINGS JIS B2401 G60 Hs90” IHI.H250150-240B.9534550 “O-RINGS JIS B2401 G50 Hs90”