Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WH4X87 found under Kit Bearing by General Electric Co. The National Stock Number assigned to this part is 3110010506093, 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 WH4X87.