Part Number: 12272106-2 (N/a) Part Number: 12272107 (N/a) Part Number: 12272-11 (Track assy) Part Number: 122721-10 (Contactelectrical) Part Number: 122721-12 (Sckt) Part Number: 12272117 (Screw) Part Number: 12272118 (Holder) Part Number: 12272119 (Wedge) Part Number: 1227211BLU (Cover, bottom) Part Number: 12272123 (Mil spec transistor gold leads n) Part Number: 12272127 (Transistor) Part Number: 12272127-1 (Transistor) Part Number: 12272128 (Transistor) Part Number: 12272129 (No description)