Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P99 50X66 found under Tape Pressure Sensi by Stokvis Tapes Nv. The National Stock Number assigned to this part is 7510010752691, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P99 50X66.