Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6933 3 12 found under Seat Poppet by Tactair Fluid Controls Inc. The National Stock Number assigned to this part is 4810002556626, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6933 3 12.