Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1 9-16B204T55000HM604SLD977MTG found under Resistor Adjustable by Ward Leonard Electric Company Inc. The National Stock Number assigned to this part is 5905009674742, 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 1 9-16B204T55000HM604SLD977MTG.