2 PIECES
4-583679-8
AMP
50 POSITION (100 PIN)
TWIN LEAF MOTHERBOARD
EDGE CARD
CONNECTORS
.125" 3.18mm
https://www.datasheetarchive.com/datasheet/583715-8/Tyco-Electronics?id=8f6b8005b84a3ff4&term=583715
(SCROLL TO PAGE 68)