SPS TECHNOLOGIES, LLC | 56878 |
LOCKHEED MARTIN CORPORATION | 81755 |
HI-SHEAR CORPORATION | 73197 |
ALCOA GLOBAL FASTENERS, INC. | 92215 |
A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque. |