Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 120-259E4P7 found under Screw Close Toleran by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 5305015395105, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 120-259E4P7.