Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 170077Y3 found under Pin Knuckle by Curtis Straus Llc. The National Stock Number assigned to this part is 5315008959422, and the Federal Supply Class is 5315 Nails Machine Keys And Pins. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 170077Y3.