Abstract: Described is a seat track stud for attaching a passenger seat to a seat track having a first stud member, a second stud member, and a pin. The first stud member includes a base portion with at least one flanged edge, a first securing portion extending from the base portion and defining a first securing portion opening; and a second securing portion extending from the base portion at a location opposite the first securing portion and defining a second securing portion opening. The second stud member includes a connecting portion that defines a connecting portion opening and that is sized to fit between the first securing portion and the second securing portion. The pin extends through the first securing portion opening, the connecting portion opening, and the second securing portion opening.

Abstract: Described is a hybrid lifevest enclosure having a base, a frame assembly, and an attachment member for coupling the base to the frame assembly. The base may be formed of a flexible material and the frame assembly may be formed of a rigid material. The hybrid lifevest enclosure may comprise a sealed configuration in which the base is coupled to the frame assembly in a manner that prevents insertion of a foreign object having a length of 9.9 cm and a diameter of 0.9 cm into the sealed configuration without evidence that the sealed configuration has been unsealed. The hybrid lifevest enclosure may also comprise a sealed configuration that complies with Design for Safety requirements.