The sub-miniature coaxial cable assembly is what the Endevco model 3003C is. It is designed for usage with Endevco accelerometer models 22 and 23. Along with every transducer, the model 3003C 6 inch cable is supplied. Instructions for installing it will be there in the instruction manuals of models 22,23. It mates with Endevco 3093, 3095A series coaxial cables. Longer lengths are available on special orders.