Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number V999QZB1003PC30-86-93-96TO109 found under Diaphragm And Posit by Hammel Dahl Inc. The National Stock Number assigned to this part is 4820010520368, 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 V999QZB1003PC30-86-93-96TO109.