Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KCII 1380 found under Resistor Variable Nonwire Wound by Koehler Mfg Co. The National Stock Number assigned to this part is 5905003118542, 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 KCII 1380.