Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LD297970 ITEM 9 found under Brush Assembly by Tec Design And Manufacturing Inc. The National Stock Number assigned to this part is 1440007090784, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LD297970 ITEM 9.