Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0550H44 found under Resistor Thermal by Sandvik Wire And Heating Technology. The National Stock Number assigned to this part is 5905009856054, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0550H44.