Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5338740-051SX found under Screw Machine by Johnson Controls Inc. The National Stock Number assigned to this part is 5305011933289, 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 5338740-051SX.