Oscillator Sockets - AriesBody material is black UL 94V-0 Glass-filled 4/6 Nylon.Pin body is Brass Alloy 360 1/2 hard per UNS C36000 ASTM-B16-00.4-fingered collet contact is Beryllium Copper Alloy per UNS C17200 ASTM-B194-01Insertion Force=180 grams/pin, Withdrawal Force=90 grams/pin, Normal Force=140 grams/pin, based on a .46 mm diameter test lead.IC Sockets - Oscillator SocketsThis four pin socket (in 14 & 8 position frames) accept,standard oscillator packages.,Designed to be end-to-end or side-to-side stackable.,Machine insertable.