Part Number: 112600-29 (Headset,microphone) Part Number: 1126-00-3 (Valve, check, fuel) Part Number: 1126003-12 (No description) Part Number: 1126003-22 (No description) Part Number: 1126003-27 (1/4 turn stud) Part Number: 1126003-28 (1/4 turn stud) Part Number: 1126003-29 (1/4 turn stud) Part Number: 1126003-31 (1/4 turn stud) Part Number: 1126004 (Retainer) Part Number: 1126004-1 (Studoptional) Part Number: 1126004-10 (1/4 turn stud) Part Number: 1126004-11 (1/4 turn stud) Part Number: 1126004-12 (Stud-optional) Part Number: 1126004-13 (Stud assy)