D series hook type commutator specification list
| Part No. | Structure | Bar No. | O.D. | I.D. | Height of bar | Height | Length of hook | O.D. of hook |
| D-101 | Hook type | 24 | 27.1 | 12 | 17.5 | 21 | 3.5 | 32.3 |
| D-101A | Hook type | 24 | 27.1 | 12 | 17.5 | 21 | 3.5 | 32.3 |
| D-106 | Hook type | 32 | 38.5 | 15 | 28 | 28.5 | 4 | 45 |
| D-106A | Hook type | 32 | 38.5 | 12.5 | 28 | 28.5 | 4 | 45 |
| D-106B | Hook type | 32 | 38.5 | 17 | 28 | 28.5 | 4 | 45 |
| D-106C | Hook type | 32 | 38.5 | 12.5 | 28 | 28.5 | 4 | 45.45 |
| D-106D | Hook type | 32 | 38.5 | 12.5 | 28 | 28.5 | 4 | 45 |
| D-106E | Hook type | 32 | 38.5 | 14 | 28 | 28.5 | 4 | 45 |
| D-106F | Hook type | 32 | 38.5 | 12.5 | 28 | 28.5 | 4 | 45 |
| D-107 | Hook type | 32 | 35 | 10 | 21.2 | 24.5 | 3 | 40.2 |
| D-108 | Hook type | 24 | 23.2 | 12 | 15.4 | 18.3 | 2.8 | 28.2 |
| D-109 | Hook type | 24 | 23.8 | 11 | 15 | 17.5 | 3 | 29 |
| D-109A | Hook type | 24 | 23.8 | 11 | 15 | 17.5 | 3 | 29 |
| D-110 | Hook type | 24 | 22 | 10 | 15.5 | 18.5 | 3 | 28 |
| D-110A | Hook type | 24 | 22.05 | 10 | 15.5 | 18.5 | 3 | 28 |
| D-110B | Hook type | 24 | 22.05 | 10 | 15.5 | 18.5 | 2.5 | 25.8 |
| D-111 | Hook type | 24 | 21.6 | 10 | 15.9 | 20 | 3.1 | 25.7 |
| D-112 | Hook type | 24 | 20.2 | 10 | 12.8 | 16 | 2.6 | 24.7 |
| D-113 | Hook type | 40 | 30.3 | 10 | 17.4 | 17.5 | 2.8 | 35.2 |
| D-113A | Hook type | 40 | 30.3 | 10 | 17.4 | 17.5 | 2.8 | 35.2 |
| D-113B | Hook type | 40 | 30.3 | 10 | 17.4 | 17.5 | 2.8 | 35.2 |
| D-116 | Hook type | 8 | 15.9 | 6 | 12.5 | 21.45 | 3 | 19.2 |
| D-116A | Hook type | 8 | 15.9 | 6 | 12.5 | 21.45 | 3 | 19.2 |
| D-117 | Hook type | 16 | 15.9 | 6 | 12.5 | 21.45 | 3 | 19.2 |
| D-117A | Hook type | 16 | 15.9 | 6 | 13.1 | 21.45 | 3 | 19.2 |
| D-117B | Hook type | 16 | 15.9 | 6 | 13.1 | 21.45 | 3 | 19.2 |
| D-119 | Hook type | 24 | 23 | 9 | 15 | 15 | 3 | 27 |
| D-121 | Hook type | 32 | 38.1 | 15.62 | 23.37 | 23.88 | 6.35 | 47.37 |
| D-122 | Hook type | 16 | 38.1 | 15.62 | 23.37 | 23.88 | 6.86 | 47.75 |
| D-123 | Hook type | 32 | 32.6 | 10 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-123A | Hook type | 32 | 32.6 | 12.73 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-123B | Hook type | 32 | 32.6 | 12.73 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-123C | Hook type | 32 | 32.6 | 12 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-123D | Hook type | 32 | 32.6 | 13 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-123E | Hook type | 32 | 32.6 | 8 | 23.16 | 24.56 | 2.66 | 38.6 |
| D-124 | Hook type | 24 | 24 | 10 | 15.8 | 18.6 | 3 | 29.5 |
| D-124A | Hook type | 24 | 24 | 11.5 | 15.8 | 18.6 | 3 | 29.5 |
| D-124B | Hook type | 24 | 23.7 | 10 | 15.8 | 18.6 | 3 | 29.5 |
| D-124C | Hook type | 24 | 24 | 10 | 15.8 | 18.6 | 3 | 29.5 |
| D-127 | Hook type | 24 | 30.3 | 12 | 20.6 | 21.4 | 3.6 | 36 |
| D-127A | Hook type | 24 | 30.3 | 14 | 20.6 | 21.4 | 3.6 | 36 |
| D-127B | Hook type with ring | 24 | 30.35 | 12 | 20.6 | 21.4 | 3.6 | 36 |
| D-128 | Hook type with ring | 24 | 28.2 | 9 | 20.1 | 24.5 | 3.8 | 33 |
| D-129 | Hook type | 24 | 24.6 | 10 | 17.8 | 19.2 | 3.6 | 30 |
| D-129A | Hook type | 24 | 24.6 | 10 | 17.8 | 19.2 | 3.6 | 30 |
| D-130 | Hook type | 24 | 25.3 | 9 | 14.5 | 19 | 2.8 | 30 |
| D-133 | Hook type | 24 | 23.2 | 12 | 15.4 | 18.3 | 2.8 | 28.2 |
| D-133A | Hook type | 24 | 23.2 | 12 | 15.4 | 18.3 | 2.8 | 28.2 |
| D-133B | Hook type | 24 | 23.2 | 12 | 15.4 | 18.3 | 2.8 | 28.2 |
| D-133C | Hook type | 24 | 23.2 | 12 | 15.4 | 18.3 | 2.8 | 28.2 |
| D-134 | Hook type with ring | 24 | 25.3 | 9 | 14.5 | 19 | 2.8 | 30 |
| D-134A | Hook type with ring | 24 | 25.3 | 9 | 14.5 | 19 | 3.2 | 30 |
| D-135 | Hook type with ring | 24 | 23.2 | 10.2 | 14.7 | 18.9 | 2.8 | 27.5 |
| D-135A | Hook type with ring | 24 | 23.2 | 10.1 | 14.7 | 18.9 | 2.8 | 27.5 |
| D-136 | Hook type | 28 | 28.8 | 12 | 21.6 | 24.6 | 3 | 33.8 |
| D-138 | Hook type | 32 | 43.2 | 16 | 28 | 28.5 | 5 | 50.3 |
| D-140 | Hook type | 24 | 27.1 | 14 | 17.5 | 21 | 3.5 | 32.3 |
| D-141 | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 19.3 | 2.4 | 27.2 |
| D-141A | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 18.9 | 2.4 | 27.2 |
| D-141B | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 18.9 | 2.4 | 27.2 |
| D-141C | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 18.9 | 2.55 | 27.2 |
| D-141D | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 18.9 | 2.4 | 27.2 |
| D-141E | Hook type with ring | 24 | 22.65 | 9.5 | 15 | 18.9 | 2.4 | 27.2 |
| D-146 | Hook type | 24 | 28.5 | 12 | 20 | 24.3 | 3.5 | 35 |
| D-146A | Hook type | 24 | 28.5 | 12 | 20 | 24.3 | 3.5 | 35 |
| D-146B | Hook type | 24 | 28.5 | 12 | 20 | 24.3 | 3.5 | 35 |
| D-146C | Hook type | 24 | 28.5 | 12 | 20 | 24.3 | 3.5 | 35 |
| D-147 | Hook type with ring | 24 | 24.1 | 10.8 | 15.2 | 19.5 | 2.4 | 28.3 |
| D-154A | Hook type | 24 | 23.4 | 9.9 | 14.5 | 16.5 | 2.8 | 29 |
| D-154B | Hook type | 24 | 23.4 | 10.3 | 14.5 | 16.5 | 2.8 | 29 |
| D-154C | Hook type | 24 | 23.4 | 11.8 | 14.5 | 16.5 | 2.8 | 29 |
| D-154D | Hook type | 24 | 23.4 | 11.8 | 14.5 | 16.5 | 2.8 | 29 |
| D-155 | Hook type | 24 | 22 | 11 | 15.5 | 18.5 | 3 | 28 |
| D-155A | Hook type | 24 | 22 | 11 | 15.5 | 18.5 | 3 | 28 |
| D-157 | Hook type | 24 | 22.2 | 6.987 | 13.25 | 12.6 | 3.05 | 26.1 |
| D-158 | Hook type with ring | 24 | 28 | 12 | 17.5 | 21 | 3 | 33.6 |
| D-158A | Hook type with ring | 24 | 28 | 12 | 17.5 | 21 | 3 | 33.6 |
| D-158B | Hook type with ring | 24 | 28 | 12 | 17.5 | 21 | 3 | 33.6 |
| D-158C | Hook type with ring | 24 | 28 | 12 | 17.5 | 21 | 3 | 33.6 |
| D-158D | Hook type with ring | 24 | 28 | 12 | 17.5 | 21 | 3 | 32.6 |
| D-161 | Hook type | 24 | 26.5 | 9.5 | 17 | 19.5 | 3 | 31 |
| D-162 | Hook type | 24 | 28 | 12 | 18 | 19 | 3.5 | 33.6 |
| D-162A | Hook type | 24 | 28 | 12 | 18 | 19 | 3.5 | 33 |
| D-162B | Hook type | 24 | 28 | 12 | 18 | 19 | 3.4 | 33.6 |
| D-163 | Hook type | 24 | 28.5 | 10.5 | 15.5 | 19 | 2.7 | 33.17 |
| D-163A | Hook type | 24 | 28.5 | 10.5 | 17 | 19 | 2.7 | 33.17 |
| D-163B | Hook type | 24 | 28.5 | 9 | 15.5 | 19 | 2.7 | 33.17 |
| D-164 | Hook type | 24 | 22 | 10 | 15.5 | 18.5 | 3 | 28 |
| D-164A | Hook type | 24 | 22 | 10 | 15.5 | 18.5 | 3 | 28 |
| D-167 | Hook type | 24 | 25.3 | 9 | 14.5 | 17 | 3 | 30 |
| D-168 | Hook type | 24 | 22.63 | 9.5 | 15 | 19.3 | 2.4 | 27.2 |
| D-168A | Hook type | 24 | 22.65 | 9.5 | 15 | 19.3 | 2.4 | 27.2 |
| D-168B | Hook type | 24 | 22.65 | 10 | 15 | 19.3 | 2.4 | 27.2 |
| D-168C | Hook type | 24 | 22.65 | 10.5 | 14.7 | 19 | 2.7 | 27.7 |
| D-169 | Hook type | 24 | 21 | 9 | 15 | 16.5 | 3 | 25 |
| D-170 | Hook type with ring | 24 | 26 | 7 | 17 | 19.5 | 3.29 | 31.88 |
| D-171 | Hook type | 22 | 28.5 | 10 | 18.32 | 20 | 3.2 | 33.8 |
| D-171A | Hook type | 22 | 28.5 | 10 | 18.32 | 20 | 3.5 | 33.8 |
| D-174 | Hook type | 12 | 22.22 | 10.432 | 13.87 | 21.1 | 2.8 | 26.17 |
| D-175 | Hook type | 32 | 32.66 | 12.73 | 27.5 | 29 | 2.7 | 38.6 |
| D-176 | Hook type | 11 | 19 | 9.29 | 12.7 | 13.5 | 3.2 | 23.6 |