Amphenol's miniature family consists of three basic series: PT, SP, and PC. In all the series, pin and socket contacts are machined from low loss copper alloy and gold to provided an indefinite shelf life. The PT, SP, and PC series are provided with solder contacts. Printed circuit board contacts are available in the PT box mount and jam nut style receptacles. Two of the miniature family series: MS/PT and MS/PT-SE are MS-approved and qualified to MIL-C-26482 Series 1.