Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N0500-34-5 found under Tubing Glass by Ernst Flow Industries Inc. The National Stock Number assigned to this part is 9340007829410, and the Federal Supply Class is 9340 Glass Fabricated Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like N0500-34-5.