Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8056 53 1 7 found under Cover Battery Box by Eagle Picher Technologies Llc. The National Stock Number assigned to this part is 6160006048379, 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 8056 53 1 7.