Patent ID: 8348689

Claim:
A connector assembly, comprising: a housing connectable to a mating housing and having at least one recess formed in a connection surface substantially facing the mating housing in a connected state; and at least one nut at least partly inserted into the recess, fixed to the housing in a state at least partly exposed on the connection surface, and threadably engaged with at least one bolt mounted in the mating housing to hold the two housings in the connected state; wherein: a sealing material at least partly is introduced into the recess and the outer peripheral surface of the nut is coated with the sealing material; and the recess of the housing includes: a first surface arranged to substantially face the outer peripheral surface of the nut while forming an introduction space for the sealing material between itself and the outer peripheral surface of the nut, a second surface arranged to project radially outwardly from the first surface and a third surface arranged from the second surface to the connection surface in a direction crossing a projecting direction of the second surface.