신체 방향 = Straight TE Connectivity M 시리즈 Connector Accessories. A range of accessories for use with M series connectors Stock number ; 718-6744 718-6744 is a jackscrew Stock number ; 718-6791 718-6791 is an internal closed end protective pin hood used to protect pin contacts that protrude from a connector housing. This closed end metal pin hood is for use on a 50 way M connector.