Part Number: 12M684 (Ne) Part Number: 12M685 (Ne) Part Number: 12M685K (Ne) Part Number: 12M686 (Ne) Part Number: 12M686-7 (Ring,retaining) Part Number: 12M687 (Ne) Part Number: 12M688 (Ne) Part Number: 12M689 (Ne) Part Number: 12M690 (Push-pull switch) Part Number: 12M691 (Ne) Part Number: 12M692 (Ne) Part Number: 12M693 (Ne) Part Number: 12M694 (Ne) Part Number: 12M695 (Ne)