Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 406-310-107-103 found under Bearing Lead Lag by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 3120012369766, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 406-310-107-103.