Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3PRE65B00040-14 found under Barrier Safety Main Cargo Door O by The Boeing Company. The National Stock Number assigned to this part is 1730002591920, 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 3PRE65B00040-14.