Used on 2320-01-528-6294 truck,tank,hemtt based water tender (hewatt). 1.435" overall length 0.940" overall width 8 way receptacle key arr.a, b, c, d d.t. series material:shell-plastic, seal-rubber; contact size:16; min insul o.d.:0.088 inch; max insul o.d.:0.145 inch; wire range:14-20 awg