Approved under STC SA800EA and TSO-C30b, Fits directly in place of the Model S position light, providing a third strobe light for perimeter anticollision light systems. Available with horizontal or vertical mount, radio shielded, with molex connector. 14 or 28 volt indicated by last digits of part number. Weight 0.3 lbs, Exposed height 1.75″, Diameter 1.50″. Dome material Aviation Whit Pyrex glass. Replacement parts: vertical retainer for lens A425A-V, horizontal retainer for lens A425A-H, tail light lens A457A, gasket A455, halogen lamp shield A509, replacement flash tube and socket A506, halogen lamp in 14 volt A508-14, 28 volt A508-28.