Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UW52L-70L found under Wire Unwrapping Tool by O K Intl Inc. The National Stock Number assigned to this part is 5120001313233, 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 UW52L-70L.