Page 729 - MiSUMi 2025
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 Timing Pulleys & Idlers & Belts /   Round Belt Pulleys & Idlers & Belts  Part Number  Radius  3R  4Shaft Bore Specs., I.D. Selection  D1  D2  h  W  T  L  L  D  M  Applicable    Round Belt Pulleys & Idlers & Belts  Timing Pulleys & Idlers & Belts /



                                   3Belt
                                                   1mm increments
                             2P.D. Trapezoidal U Groove
                    1Type
                                                  4~7
                              *15                H·P(H8)   N (New JIS)  17  13          12       Belt Dia.
                                                               -
 Timing   Pulleys             *20      1                             22  18  1 2.2 5  11  16       2       Pulleys  Timing
                              *30
                                                                     32
                                                                        28
                              *40                 4~12     8·10·NK10  42  38          3  20  M3
 P.07-007                     20                              8      22  17             16                P.07-007
                              30                  5~12     8·10·NK10  32  27       16   20
 Idlers                       40       1.5                   8~20    42  37  1.5 3.3               3       Idlers
                                                                        42
                              45
                                                                     47
                              60                  5~20       (8~15)  62  57        20 5 25  M4
 P.07-033                     18                              -8     20  14             16                P.07-033
 Timing Belts      Trapezoidal   28               5~12     8·10·NK10  30  24       16 3  20  M3            Timing Belts
                              23
                                                                     25
                                                                        19
                    Groove
                              30
                                                                        26
                                                                     32
                    A Shape
 P.07-055         E-MBRDF     40       2                     8~20    42  36  2 4.4                 4      P.07-055
                                                                        41
                                                                     47
                              45
 Round Belt Pulleys &   Idlers & Belts  E-MBRDFA  48  5~20   (8~15)  50  44        20 5 25  M4             Idlers & Belts  Round Belt Pulleys &
                  E-MBRDFM
                                                                     62
                              60
                                                                        56
                                                             NK10
                              80
                                                                        76
                                                                     82
                    B Shape
 P.07-088         E-MBRD      28                  5~12     8·10·NK10  30  23       16 3 20  M3            P.07-088
                  E-MBRDM     40                                     42  35     10
                  E-MBRDS     48                                     50  43
                  E-MBRDA     50       2.5                   8~20    52  45  2.5 5.5               5
                              60                  5~20       (8~15)  62  55        20 5 25  M4
                                                             NK10
                              75                                     77  70
                    U Groove
                              80                                     82  75
                    A Shape   28                  5~12     8·10·NK10  30  22       16 3  20  M3
                  E-MBRF      38                                     40  32
                  E-MBRFM     48                                     50  42
                  E-MBRFA     50                                     52  44
                              58                                     60  52
                    B Shape   60       3                     8~20    62  54  3 6.6  20 5    M4     6
                  E-MBR       75                             (8~15)  77  69             25
                  E-MBRM                                     NK10
                  E-MBRS      80                                     82  74
                  E-MBRA      95                                     97  89
                              100                                    102 94
                              50                  5~20               52  42
                              60                                     62  52
                              80       4                             82  72  4 8.8 12 24           8
                              100                                    102 92
                              120                            8~20    122 112                   1
                              60                             NK10    62  50           6 30 M4(M5)*
                              80                                     82  70
                              100      5                             102 90  5  11 15 27           10
                              120                                    122 110
                              140                                    142 130
                 EShaft Bore Dia. 6.35 is also available for Shaft Bore Specs. H and P.
                 E Shaft Bore Specs. in ( ) are for Shape B.
                 E P.D. sizes with * are applicable only to Shape B.
                 ESpecify NK10 when New JIS Keyway+Tap with shaft bore diameter of 10 and keyway width 4mm (height 1.8mm) is requested.
                 E*1 When shaft bore diameter is 15mm or more, set screw size is M5.
                                            Round Belt Pulleys & Idlers & Belts                         07-090
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