Part Number: 05A081-5 (Data bus coupler) Part Number: 05A081-6 (Coupler) Part Number: 05A081-7- (Elect.) Part Number: 05A081-8 (Multiplexer data) Part Number: 05A081-9 (In-line coupler) Part Number: 05A082-1 (Fastener) Part Number: 05A082-7 (Dummy load electrical) Part Number: 05A082-8 (Fastener) Part Number: 05A084-2A1A (Component) Part Number: 05A085-06 (Splice conductor) Part Number: 05A085-07 (Jack connector) Part Number: 05A085-1 (Fastener) Part Number: 05A086-1 (Switch) Part Number: 05A088-1 (Contact)