Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P310 found under Saw Keyhole by Kaufman Company Inc. The National Stock Number assigned to this part is 5110001425010, and the Federal Supply Class is 5110 Hand Tools Edged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P310.