Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 157.10A found under Resistor Fixed Composition by Webasto Thermosystems Inc. The National Stock Number assigned to this part is 5905014444301, 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 157.10A.