Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MM-34-PCB1-FSL found under Connector Receptacl by Ross Milton Co. The National Stock Number assigned to this part is 5935011061716, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MM-34-PCB1-FSL.