Page 664 - MiSUMi 2025
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7           Timing Pulleys T10                                                                                                                                                                         7

            Timing Pulleys & Idlers & Belts /   Round Belt Pulleys & Idlers & Belts  Products  10mm  Type  Pulley M Material Flange  S Surface Treatment                                                          Round Belt Pulleys & Idlers & Belts  Timing Pulleys & Idlers & Belts /


                                            T10
                  New



                                                    E-TTPB
            Timing   Pulleys                        E-TTPA        Aluminum Alloy       Clear Anodized                                                                                                             Pulleys  Timing
                                                                                       Black Anodized
                                                    E-TTPK
                                                                                       Hard Anodized*
          P.07-007                                  E-TTPT                                  -                                                                                                                    P.07-007
                                                    E-TTPM     General Structural Steel    Black Oxide Film
                                                                  or Carbon Steel
             Idlers                                 E-TTPP                          Electroless Nickel Plating                                                                                                     Idlers
                                                   *Film hardness for hard anodized treatment is 300 HV min.
          P.07-033                                                                                                                                                                                               P.07-033
             Timing Belts  QPulley Shape  4  B Shape                             Type & Nominal Width (* dimension)                                                                                                Timing Belts
                                                                                  Belt
                                                                                      Pulley
                                                                                                  L
                                                                                           A W
                      A Shape
                                                                                  Type
                   4
                                                                                      Shape
          P.07-055   2.5 *A  2.5        2.5 *A *L 2.5  (L-W)/2  Standard Tooth Profile  T10150  A B A  17 22  37 - -                                                                                             P.07-055
                                           *W
                        *W
                                                                 25°
                                                                     25°
                                                  2-M
            Round Belt Pulleys &   Idlers & Belts  W/2  2-M  P.D.  O.D.  R0.6  3.2  T10200  B A  22 27  47 (Number of                                                                                             Idlers & Belts  Round Belt Pulleys &
                                                                                                  42
                                                                                                   -
                                                                                               Teeth 12~40)
          P.07-088  P.D.  O.D.  dH7  E  F  P.D.  O.D.  dH7  D  E  F  R0.8  3.4   T10250  B  27 32  52 (Number of                                                                                                 P.07-088
                                                                                               Teeth 44~50)
                                                          Tooth groove dimensions slightly vary
                                                           according to the number of teeth.  A    -
                                      (t1.6)
                                                               (Pitch: 10.0mm)
                    (t1.6)                                                                     52 (Number of
                                                                                 T10300    32 37  Teeth 12~40)
                                                                                        B      57 (Number of
                                                                                               Teeth 44~50)
                                                                                        A          -
                 QShaft Bore Specs.                                                            61 (Number of
                                                                                               Teeth 12~40)
                 5  H  Round Hole  5  P  Round Hole + Tap  5  N  New JIS Keyway + Tap  T10400  B  43 48  63 (Number of
                                                                                               Teeth 44~50)
                                                                                        A          -
                                                                      QKeyway Size  T10500  53 58
                                                                                        B         70
                                                                        bjs9  t
                                                                                 Threaded Hole Size Table
                                          (120°)
                                                                           2-R0.2   (Shaft Bore Specs:  P  ·  N )
                                                                           or Less  dH7 Shaft Bore ID  M (Coarse Thread)
                                                                                     8~12       M4
                    HH7           PH7                   NH7
                                                                       dH7          13~17       M5
                 E  No tapped holes or set   E  For Shape A pulley, the set         18~30       M6
                  screws.        screw hole is set around 120°
                                 to avoid interference with the                     31~45       M8
                                 tooth top.                                         46~70       M10
                                                                                 E For more tap dimensions, refer to the
                                                                                  MISUMI website.
                                                                                 N/NK: New JIS (B1301) keyway size table
                                                                                   Shaft Bore  Keyway
                                                                                 Spec. Shaft Bore Tolerance b  js9  t  Tolerance
                                                                                  N  8
                                                                                       + 0.015  3 ±0.0125 1.4
                                                                                  N  10  0
                                                                                 NK  10  + 0.015  4 ±0.0150 1.8
                                                                                        0
                                                                                  N 11~12   4     1.8  + 0.1
                                                                                                     0
                                                                                  N 13~17  + 0.018  5  ±0.0150 2.3
                                                                                        0
                                                                                  N  18     6     2.8
                                                                                  N 19~22  + 0.021  6 ±0.0150 2.8
                                                                                        0
                                                                                 E  For more keyway dimensions, refer to the
                                                                                  MISUMI website.
          07-025                 Timing Pulleys
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