Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 040499-137 found under Connector Plate by Hydraulics International Inc. The National Stock Number assigned to this part is 5999015686664, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 040499-137.