Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS3454W18-4SW found under Connector Receptacle Electrical by A E Petsche Company Inc. The National Stock Number assigned to this part is 5935015856539, 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 MS3454W18-4SW.