Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N20928CL found under Valve Hand Operated by Haldex Brake Products Corporation. The National Stock Number assigned to this part is 4820012835991, 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 N20928CL.