Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K572 found under Contact Positioner Terminal Crim by Daniels Manufacturing Corporation. The National Stock Number assigned to this part is 5120013619660, 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 K572.