Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LAS42-5CB found under Screw Machine by Newport Aeronautical Sales. The National Stock Number assigned to this part is 5305010951489, 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 LAS42-5CB.