| | isnt enough. APM Hexseal invented and patented pre-assembled self-sealing ... designed to provide both fastening and sealing integrity in a single unit. ... Their design features a resilient O-ring held captive in a precision engineered ... the fastener head. This combination of precise groove geometry and O-ring ... results in an absolute seal regardless of surface finish, while still providing ... -to-metal contact. Vibration-resistant and re-usable, SEELSKREWS , SEELBOLTS , and ... fasteners are available in standard and metric thread sizes. And the integral ... for compatibility with a wide range of gases and liquids. They represent a ... compounds, tape, chemical coatings, and deformable washers that attempt to seal ...
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