MD6; MD6A; MD6B; MD7; MD7A; MD7B Transmissions Coupling Flange: 827637 Parts on group Coupling Flange: 827637: Pos. Part No Qty Parts name Comments 1. 827637 [1] Clutch half 2. 907570 [1] Taper pin 4. 959236 [4] Hex. socket screw 5. 941908 [4] Spring washer Parts catalog : Coupling Flange: 806384 Sail Boat Drive Unit 110S, 120S: 120S Sail Boat Drive Unit 110S, 120S: B Sail Boat Drive Unit 110S, 120S: A Lower Gear Unit Sail Boat Drive Unit 120S Upper Gear Unit Sail Boat Drive Unit 120S Coupling Flange: 827924 Coupling Flange: 827926 Coupling Flange: 827927 Coupling Flange: 827958 Coupling Flange: 827960 Connecting Components Sail Boat Drive Unit 100S