Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CP09C157 found under Resistor Variable Wire Wound Pre by Ace Electronics Inc. The National Stock Number assigned to this part is 5905000189402, 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 CP09C157.