Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FP2478 found under Collar Bearing by Lull Corp. The National Stock Number assigned to this part is 3110012181407, 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 FP2478.