Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HCS1104-01 found under Hammer Hand by Heatcon Composite Systems Inc. The National Stock Number assigned to this part is 5120015929224, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HCS1104-01.