Page 110 - 2019 Technical NMT Hybrid4
P. 110

HYBRID4 NMT – TNGA Engines
      Precaution






       Small-head bolts are used in some places


                                                                                                            Example: M6 Bolt

                                                                           Small-Head Bolt                                                       Standard Bolt


                                                                                   Tool                                                                Tool

                                                                                                      12 mm                  14.5 mm





                                                                                                       8 mm                   10 mm





                        Flange diameter and                                                             7 mm                    6 mm
                           bolt diameter are


                                    same.                                                                         13.6 mm
                                        ↓

                         Installation torque                                                                        6 mm

                              is also same.



                                                                                13.6 mm                                                              14.5 mm
                                                                              (0.535 in.)                                                           (0.571 in.)


                                                                                                Necessary space for design is reduced.
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