Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HCT3120 found under Extrication Tool by Roco Rescue Inc. The National Stock Number assigned to this part is 4240016052398, and the Federal Supply Class is 4240 Safety And Rescue Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HCT3120.