Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4320-0300 found under Clamp Loop by Iet Labs Inc. The National Stock Number assigned to this part is 5340011261123, 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 4320-0300.