Non-insulated female terminals used in: 5-pin NOx (nitrogen oxides) sensor connectors (equivalent to OEM 872-860-541), Part No. 37442. Overall length: 16.50 x 1.93mm wide. To be used with grey weatherproof seals, Part No. 37376. 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 assorted box of male & female terminals to suit Mercedes-Benz & BMW electrical sensors, Part No. 37685.