Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 101B355BR2 found under Disk Valve by Lowe Charles Co The. The National Stock Number assigned to this part is 4820008883244, 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 101B355BR2.