Part Number: 13219448 (Switch guard) Part Number: 13219469 (Circuit card) Part Number: 13219471 (Panel blank) Part Number: 13219472 (Pre-amplifier assy) Part Number: 13219477 (N/a) Part Number: 13219479 (Ne) Part Number: 13219480-3 (Circuit card) Part Number: 13219482 (Uni) Part Number: 13219484 (Ne) Part Number: 13219486 (Circuit card assembly) Part Number: 13219489-1 (Shim) Part Number: 132194966 (Shim) Part Number: 13219497 (Microcircuit linear) Part Number: 132194970 (N/a)