Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 21-69063 found under Ramp Landing Ship Bow by Macgregor Comarain Inc. The National Stock Number assigned to this part is 2040013060534, and the Federal Supply Class is 2040 Marine Hardware And Hull Items. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 21-69063.