Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NIV 6422 found under Spring Flat by Zwick Energy Researach Organization. The National Stock Number assigned to this part is 5360014704395, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NIV 6422.