Mechanical seal for circulation pump with gasket. Reference to the following active and superseded Volvo Penta part numbers 1676432 (active) (SS) 1674032 1665527 1542833 1545283 859027 Some pumps that need this seal 3580784 3809412 866201 3836405 Applications: D30 D31 D32 D40 D41 D42 D43 D44 D300