Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S147LD10-21HR found under Clamp Loop by Umpco Inc. The National Stock Number assigned to this part is 5340001267480, 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 S147LD10-21HR.