Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3193169 found under Spool And Sleeve As by L3 Communications Corp. The National Stock Number assigned to this part is 4820011796608, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3193169.