Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UI 79136-4-4 found under Insert Screw Thread by Ronan Engineering Company. The National Stock Number assigned to this part is 5325014180651, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like UI 79136-4-4.