The 1-539313-4 is a longitudinal guide (LAENGSFUEHRUNG) component manufactured by TE Connectivity. This product is designed to provide mechanical guidance and alignment in assembly applications. The component is compliant with major regulatory standards including EU RoHS Directive 2011/65/EU, EU ELV Directive 2000/53/EC, China RoHS 2, and EU REACH Regulation (EC) No. 1907/2006. It is classified as low halogen with halogen content (Br, Cl, F) below 900 ppm per homogeneous material and is free of BFR/CFR/PVC. This component is suitable for applications requiring precise mechanical positioning and alignment in electronic assemblies and connector systems.