4A-1-18-05-04 5/16” Push Lock to 1/4” Male NPT

5/16" Push Lock Hose Barb to 1/4 Male NPT (Pipe Thread) fitting. This fitting typically threads into the injection pump return "t" (001-4A-1-0008) provided with P-Pump 12 valve installations to reconnect the OE return lines (both injector and injection pump return lines) together.