Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 117131-3057 found under Connector Plug Electrical by Kirkhill Aircraft Parts Co. The National Stock Number assigned to this part is 5935015376891, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 117131-3057.