TE Connectivity 3-5178751-2 Centerline (mm [in]): 2.00 [0.079] Centerline, Matrix (mm [in]): 2.00 x 2.00 [.079 x .079] Connector Style: Plug Connector Type: Header Contact Base Material: Brass Contact Plating, Mating Area, Material: Gold (30) Contact Shape: Square Header Type: Breakaway Holddown Feature: Without Housing Color: Black Housing Material: Thermoplastic - GF Keyed: No Lead Free Solder Processes: Not relevant for lead free process Mating Post Length (mm [in]): 4.00 [0.158] Mount Type: Printed Circuit Board Number Of Positions: 18 Number Of Rows: Dual Packaging Method: Bulk Pcb Mount Retention: Without Pcb Mount Style: Through Hole Pcb Mounting Orientation: Vertical Pcb Thickness, Recommended (mm [in]): 0.51 [0.020] Post Number(s) Omitted: None Post Size (mm [in]): 0.50 [.020] Product Type: Connector Rohs/elv Compliance: RoHS compliant, ELV compliant Rohs/elv Compliance History: Always was RoHS compliant Selectively Loaded: No Shrouded: No Solder Tail Contact Plating: Matte Tin over Nickel Termination Post Length (mm [in]): 1.50 [0.059] Ul Flammability Rating: UL 94V-0