Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PWA 52419 found under Guide Tool by United Technologies Corporation. The National Stock Number assigned to this part is 5120005008244, 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 PWA 52419.