This document describes the features and characteristics of the Series 0503 Pin-Line Collet Sockets with Wire Wrap Pins produced by Aries. The product can be custom designed and produced according to specific requirements, including special materials, platings, sizes, and configurations. The product is stackable and can be mounted on any centers. It is available with wire wrap or solder tail pins. The specifications include body and pin material, plating, contact material, contact plating, contact current rating, and operating temperature.