Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 301308 ITEM NO 4 P N 300098 1 2 found under Stem Fluid Valve by Tri Tec Manufacturing Llc. The National Stock Number assigned to this part is 4810016336471, 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 301308 ITEM NO 4 P N 300098 1 2.