Weather proof seal used in: Ford 2-pin fog lamp sensor connectors (equivalent to OEM 8U2Z-14S411-GA), Part No. 37455. Outside diameter: 7.1mm. Suitable for cable size 0.75 - 1.5mm². To be used used with non-insulated terminals, Part No 37490. For the perfect seal on the terminals & seals please use Laser ratchet crimping tool, Part No. 7642, which has specially designed jaws for a professional crimp. Included in mixed set of non-insulated terminals, Part No. 37689.