Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L5400312-041-00 found under Cable Subassembly by Hi Shear Corporation. The National Stock Number assigned to this part is 1420004325643, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L5400312-041-00.