Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 31M-310-0 found under Connector Body Modular Plug Elec by Cooper Bussmann Corp. The National Stock Number assigned to this part is 5935016713316, 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 31M-310-0.