Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1Y190 found under Parts Kit Friction by Napco International Llc. The National Stock Number assigned to this part is 2520000348780, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1Y190.