Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5UB3 210 found under Connector Receptacl by Siemens Ltd. The National Stock Number assigned to this part is 5935004431862, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5UB3 210.