Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B105772 found under by Timken Gears And Services Inc. The National Stock Number assigned to this part is 5360012897501, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B105772.