Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NT1 2 found under Hose Nonmetallic by Tyco Electronics Corporation. The National Stock Number assigned to this part is 4720014840251, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NT1 2.