1 Description : 1.778 Pitch IC Socket 100Series ,Open Frame 2 Part No: R-100-XXX-X7-XXXX-00 3 NDip Spacing; o of Contacts : 32,42.64 4 Dip Spacing: 32P 10.16MM/400" 42P 15.24MM/600" 64P 19.5MM/750" 5Pin Materal : Brass Machined 6Insulatior material : PBT All RoHS-Complianced.