Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 115506-1 found under Bearing Assembly by B E Aerospace Consumables Management. The National Stock Number assigned to this part is 3110001954617, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 115506-1.