A strip of polyimide between the inner and outer lead bonding areas on a TAB tape site This strip typically encircles the entire IC It is a common feature in many TAB tape designs, but is not found in all cases
A ring printed on standard targets inside the ten ring, sometimes refered to as the 10x ring It is used primarily for indoor compound scoring or can be used to break a tie
The inner part of a bearing that fits on a shaft and contains the external raceway for the rolling elements Sometimes the shaft is stationary and the housing rotates