The part number is 18 digits in length. This is followed by a dash and then a three dig-it code for the length of the pigtail. Terminal Release Tools RTTP #s: NUD9000-001, NUD900-002, NUD900-003 and NUD105-R025E Flex Probe Kit are available through RTTP. 2ND GENERATION - EXPANDED TO INCLUDE 8 AWG APPLICATIONS! Ford has identified, through testing and engineering analysis, the optimal repair procedure for solderless wire. Whether it's an electrical system in your car, home, or factory, the quality of the connection is essential, and that's where pigtail connectors come in. These small, often overlooked components ensure a strong, safe electrical connection. Another dash is followed by a. Bulb to Socket & Component to Connector Cross Reference Guide des spirales de raccord et des douilles Renvois ampoules/douilles et composants/connecteurs Guía de cables flexibles y adaptadores Referencias a bombillas/adaptadores y componentes/conectores NAPA®ECHLIN IGNITION, EMISSION, ENGINE. What is an Electrical Pigtail? An electrical pigtail, in automotive terms, is a short length of wire or cable with a connector at one end. Think of it as a pre-wired extension cord, custom-made for specific automotive.