Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8-52B-128 found under Cover Base Frame by Itw Heartland Components Inc. The National Stock Number assigned to this part is 2030010934810, and the Federal Supply Class is 2030 Deck Machine. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8-52B-128.