Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PM-1W100 found under Resistor Fixed Composition by Marine Electric Systems Inc. The National Stock Number assigned to this part is 5905001219861, 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 PM-1W100.