Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HCL-4-3053-2 found under Amplifier Intermedi by Communications And Power Industries. The National Stock Number assigned to this part is 5996012164829, 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 HCL-4-3053-2.