Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SL59 found under Locator Stop Bushing Crimping To by Souriau Usa Inc. The National Stock Number assigned to this part is 5120001326804, 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 SL59.