Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MT4431AWG9 found under Rack Electrical Equipment by Joint Electronics Type Designation. The National Stock Number assigned to this part is 5975004217456, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MT4431AWG9.