Part Number: 12931373 (Plate) Part Number: 12931380 (Shield) Part Number: 12931382 (Cover acc) Part Number: 12931385 (Printed wiring boardbackplane) Part Number: 1293-139 (Holder assy) Part Number: 129313B (Bearing unit,plain) Part Number: 129313E14 (Ne) Part Number: 12931401 (Mentor) Part Number: 129314-1 (Component) Part Number: 12931410 (Ne) Part Number: 12931424 (Ne) Part Number: 12931431 (Ne) Part Number: 12931458 (Cable assy) Part Number: 12931465 (Tube assembly,metal)