Part Number: 15-499-3-05 (Stud) Part Number: 154993-1 (3in altimeter/encoder) Part Number: 1549931-2 (Quick attach/detach mount assy) Part Number: 154993-1-LX (3in altimeter/encoder) Part Number: 1549932 (Enc alt) Part Number: 154993-2-LX (Encoding altimeter tri-pointer) Part Number: 154993-3 (Altimeter) Part Number: 1549933LX (Enc alt) Part Number: 154993-4 (3in altimeter/encoder) Part Number: 1-5499345-0 (Pin and pinless headers (amp-lat) Part Number: 154993451 (No description) Part Number: 15499348 (No description) Part Number: 1549934830EA (No description) Part Number: 154993-4LX (Altimeter)