Part Number: 145-152-958 (Top cover with spacer) Part Number: 145152AB (Imi) Part Number: 145152BPB (Imi 28 pin dip dc93 - very clean) Part Number: 145152BQB (No description) Part Number: 145152BXB (Imi) Part Number: 145152L (Motorol) Part Number: 145152P (Motorol) Part Number: 145152P2 (Ic) Part Number: 145152Y1 (Ring) Part Number: 145152Y2 (Ring) Part Number: 145152Y3 (Ring) Part Number: 145152Y4 (Ring) Part Number: 145153 (Ring) Part Number: 145153014 (Shell)