Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M4S-LRN found under Connector Plug Elec by Winchester Electronics. The National Stock Number assigned to this part is 5935010379684, 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 M4S-LRN.