Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 28156-3 found under Resistor Fixed Comp by Trio Laboratories Inc. The National Stock Number assigned to this part is 5905013496306, 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 28156-3.