2-21000-8 is a socket head cap screw manufactured by TE Connectivity. This fastener is designed for use in connector assemblies and related tooling applications. The product is EU RoHS/ELV compliant, meeting the substance restrictions of the RoHS2 Directive 2011/65/EU and the End of Life Vehicles Directive 2000/53/EC. It is currently an active product in TE Connectivity's catalog. Socket head cap screws are commonly used in applications requiring secure fastening in confined spaces where a standard hex head would not fit.