Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 492 16 4 found under Motor Torque by Kollmorgen Corp. The National Stock Number assigned to this part is 6105014702591, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 492 16 4.