G23 socket, for plug-on caps, external thread 40x2.5 IEC 60399 Housing: PBT GF, white, T140, nominal value: 2/250 Double plug-in terminals: 0.5-1qmm Central through hole for M3 screw When using the central hole for fastening, additional recesses for the anti-twisting cams must be provided. Weight: 16.3g Type: 35010, Fastening type: screw fastening, Design: screw socket, Socket: G23, Material: plastic, Color: white, With starter holder: No