Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8553332-1 49671 found under Switch Lock by Dla Land And Maritime. The National Stock Number assigned to this part is 5930010637139, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8553332-1 49671.