Spring (B) For S-K 411C – BT2D-H Ring For S-K 411C – BT2D-H O-Ring For S-K 411C – BT2D-H Valve Disk For S-K 411C – BT2D-H Diaphragm For S-K 411C – BT2D-H Piston Ring For S-K 411C – BT2D-H S-K 412B-BF2D S-K16AH, S-K16AL;FLOAT SWITCH s-k100 LCU-FSF Type: S-K800A DXD-H S/N: B50594(Obsolete, replaced by S-K800CA-RADX-H);2 Way Cylinder Valve Sankyo S-K800CA-RADX-H S-K100 Spring For S-K 411C – BT2D-H Gasket For S-K 411C – BT2D-H Pilot Rod For S-K 411C – BT2D-H Pilot Valve For S-K 411C – BT2D-H