Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number U4356-264-SS found under Clamp Synchro by V I J Corporation. The National Stock Number assigned to this part is 5340012050118, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like U4356-264-SS.