Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1902HDL-09 found under Bearing Ball Duplex by Barden Corporation Uk Ltd. The National Stock Number assigned to this part is 3110012315954, 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 1902HDL-09.