Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LG0553-18 found under Housing Mechanical Drive by Binkley Co The. The National Stock Number assigned to this part is 3040013249377, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LG0553-18.