Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KD 201TU L found under Ring Bearing Outer by Siemens Demag Delaval Turbomachi. The National Stock Number assigned to this part is 3110012689923, 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 KD 201TU L.