Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1 3 4-AA-500HMSP0RM10PCT found under Resistor Adjustable by Trw Inc. The National Stock Number assigned to this part is 5905006156031, 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 3 4-AA-500HMSP0RM10PCT.