2-53
2-2 External and Mounting Hole Dimensions
2
Standard Models and Dimensions
Decelerators for 2,000-r/min Servomotors
Note 1. The standard models have a straight shaft.
Note 2. Models with a key and tap are indicated with “J” at the end of the model number (the suffix shown in the
box). (Example: R88G-HPG32A053K0BJ)
Note 3. The diameter of the motor shaft insertion hole is the same as the shaft diameter of the corresponding
motors.
Model
Dimensions (mm)
LM LR C1 C2 D1 D2 D3 D4 D5 E F1 F2
1 kW
1/5 R88G-HPG32A053K0B
@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/11 R88G-HPG32A112K0SB@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/21 R88G-HPG32A211K0SB
@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/33 R88G-HPG50A332K0SB@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
1/45 R88G-HPG50A451K0SB
@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
1.5 kW
1/5 R88G-HPG32A053K0B@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/11 R88G-HPG32A112K0SB
@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/21 R88G-HPG50A213K0B@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
1/33 R88G-HPG50A332K0SB
@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
2 kW
1/5 R88G-HPG32A053K0B@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/11 R88G-HPG32A112K0SB
@ 107 133 120 130×130 135 145 115 114 84 98 12.5 35
1/21 R88G-HPG50A213K0B@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
1/33 R88G-HPG50A332K0SB
@ 123 156 170 170 dia. 190 145 165 163 122 103 12.0 53
3 kW
1/5 R88G-HPG32A054K0B@ 129 133 120 130×130 135 145 115 114 84 98 12.5 35
1/11 R88G-HPG50A115K0B
@ 149 156 170 130×130 190 145 165 163 122 103 12.0 53
1/21 R88G-HPG50A213K0SB@ 149 156 170 130×130 190 145 165 163 122 103 12.0 53
1/25 R88G-HPG65A253K0SB
@ 231 222 230 130×130 260 145 220 214 168 165 12.0 57
Model
Dimensions (mm)
G S T Z1 Z2 AT
*1
Key dimensions
Tap
dimensions
QK b h t1 M L
1 kW
1/5 R88G-HPG32A053K0B
@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/11 R88G-HPG32A112K0SB@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/21 R88G-HPG32A211K0SB
@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/33 R88G-HPG50A332K0SB@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
1/45 R88G-HPG50A451K0SB
@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
1.5 kW
1/5 R88G-HPG32A053K0B@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/11 R88G-HPG32A112K0SB
@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/21 R88G-HPG50A213K0B@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
1/33 R88G-HPG50A332K0SB
@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
2 kW
1/5 R88G-HPG32A053K0B@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/11 R88G-HPG32A112K0SB
@ 13 40 82 11 M8×18 M6 70 12 8 5.0 M10 20
1/21 R88G-HPG50A213K0B
@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
1/33 R88G-HPG50A332K0SB
@ 16 50 82 14 M8×16 M6 70 14 9 5.5 M10 20
3 kW
1/5 R88G-HPG32A054K0B@ 13 40 82 11 M8×25 M6 70 12 8 5.0 M10 20
1/11 R88G-HPG50A115K0B
@ 16 50 82 14 M8×25 M6 70 14 9 5.5 M10 20
1/21 R88G-HPG50A213K0SB@ 16 50 82 14 M8×25 M6 70 14 9 5.5 M10 20
1/25 R88G-HPG65A253K0SB
@ 25 80 130 18 M8×25 M8 110 22 14 9.0 M16 35
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