Patent ID: 8057144

Claim:
A system of an aircraft, the system comprising: a fuel tank configured to hold highly pressurized fuel; and a blind fastener assembly sealably coupled to the fuel tank, the blind fastener assembly comprising: a receiving member extending through a wall of the fuel tank, the receiving member having a body with a first end and a second end opposed to the first end, the body having a first outer perimeter and a second outer perimeter smaller than the first outer perimeter, the body having an opening extending between the first end and the second end and an engageable structure formed therein, at least a portion of the body has been collapsed to form a flange, at least a portion of the body with at least a first outer perimeter has undergone an amount of plastic, radial expansion; a cap positioned in the fuel tank, the cap having an open end and a closed end connected with a thin-walled body, a first portion of the cap having at least a first inner perimeter closely received by the second outer perimeter of the body of the receiving member, the cap forming a secure fit with the body of the receiving member; and a leak resistant seal between the cap and the receiving member, the leak resistant seal prevents highly pressurized fuel in the fuel tank from flowing therethrough when the aircraft is in service.