Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 55C1057ITEM46 found under Resistor Variable Nonwire Wound by Westinghouse Electric Corp. The National Stock Number assigned to this part is 5905001744861, 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 55C1057ITEM46.