Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C53ABB131A-116A found under Screw Externally Relieved Body by Gw Technologies Pty Ltd. The National Stock Number assigned to this part is 5305006061296, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C53ABB131A-116A.