Part Number: 15409823 (No description) Part Number: 15409824 (Delphi) Part Number: 15409840 (No description) Part Number: 1540986 (Transformer) Part Number: 1540987 (Elct sub assy) Part Number: 1540988 (Transformer) Part Number: 15409888 (No description) Part Number: 154098REVP (No description) Part Number: 154099 (Base,laser equipment) Part Number: 1540996 (Component) Part Number: 1540998 (Crystal, holder) Part Number: 15409A (Hewlett p) Part Number: 1540--A (Altimeter) Part Number: 1540A-001-031 (No description)