031-8639-120 is a socket contact for the Cannon VG/CA-Bayonet series circular connectors, conforming to VG95234 specification. This contact is engineered for wire sizes of 0.3–0.6 mm² (AWG 22/20) and features a contact diameter (d1) of 1.20 mm with a tolerance of +0.1 mm, and a barrel diameter (d2) of 2.75 mm. The contact has a total length (t1) of 2.75 mm and an insertion depth (t2) of 0.05 mm, with a color code of blue for easy identification. The contact is available in standard A36 silver-plated finish (030-8639-120) or with A176 nickel/gold plating (031-8639-115). These socket contacts are used in the 15/16 contact size arrangement and are essential components for assembling reliable, vibration-resistant bayonet-coupled connectors used in aircraft, industrial equipment, and military applications.