Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RJB3000-100-S6 F6S6TFGVHD found under Valve Ball by F S Welsford Company. The National Stock Number assigned to this part is 4820014515934, 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 RJB3000-100-S6 F6S6TFGVHD.