Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 695 19F 9 65 found under Head Safety Pressure Relief by Zwick Energy Researach Organization. The National Stock Number assigned to this part is 4820014002353, 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 695 19F 9 65.