BLOCK ASSY; No. 1 Item Part number Description Q'ty Chan. Serial No. Serv. Remarks 0 1901042713 BLOCK ASSY, No. 1 1 bucket 1 1901031752 HOLDER, spring 2 2 1901038856 SPRING 2 3 1901038851 HOLDER, spring 2 4 1901038866 CAP 2 5 1420500220 O-RING 2 6 1110020518 SCREW, cap 4 7 1901038826 PLUNGER 1 8 1901038857 SPRING 2 9 1901038890 PLUG 2 10 1420010110 O-RING 2 11 1901038827 PLUNGER 1 12 1901038881 O-RING 1 C4h630 Reference:C4H630 Page:8-3