Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 158905-0004 found under Resistor Variable W by Cec Vibration Products Inc. The National Stock Number assigned to this part is 5905004723445, 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 158905-0004.