SUNGILSJC side-clamp jaw couplings
All 50 model and sleeve variants in the two published SJC side-clamp dimension tables. BL / DG / GR / RD identify the elastomer sleeve; geometry is in mm.50 models / configurationsView specs

SJC jaw coupling, BL sleeve
All 50 model and sleeve variants in the two published SJC side-clamp dimension tables. BL / DG / GR / RD identify the elastomer sleeve; geometry is in mm.
| Model | D (mm) | L (mm) | D₂ (mm) | L₁ (mm) | L₃ (mm) | F (mm) | Clamp screw | Fastening (N·m) | Rated torque (N·m) | Max torque (N·m) | Max rpm | Inertia (kg·m²) | Torsional stiffness (N·m/rad) | Mass (g) | Angle (°) | Parallel (mm) | End-play (mm) | Hub split |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SJC-14C-BL | 14 | 22 | — | 7 | – | 3.5 | M2 | 0.5 | 2 | 4 | 22,000 | 1.6×10⁻⁷ | 22 | 6 | 1 | 0.05 | -0.2 ~ +0.6 | X |
| SJC-14C-GR | 14 | 22 | — | 7 | – | 3.5 | M2 | 0.5 | 2 | 4 | 22,000 | 1.6×10⁻⁷ | 25 | 6 | 1 | 0.05 | -0.2 ~ +0.6 | X |
| SJC-14C-RD | 14 | 22 | — | 7 | – | 3.5 | M2 | 0.5 | 2.5 | 5 | 22,000 | 1.6×10⁻⁷ | 34 | 6 | 1 | 0.03 | -0.2 ~ +0.6 | X |
| SJC-20C-BL | 20 | 30 | — | 10 | – | 5 | M2.6 | 1 | 4 | 8 | 15,000 | 1.1×10⁻⁶ | 50 | 19 | 1 | 0.07 | -0.3 ~ +0.8 | X |
| SJC-20C-GR | 20 | 30 | — | 10 | – | 5 | M2.6 | 1 | 4 | 8 | 15,000 | 1.1×10⁻⁶ | 60 | 19 | 1 | 0.07 | -0.3 ~ +0.8 | X |
| SJC-20C-RD | 20 | 30 | — | 10 | – | 5 | M2.6 | 1 | 6 | 12 | 15,000 | 1.1×10⁻⁶ | 74 | 19 | 1 | 0.05 | -0.3 ~ +0.8 | X |
| SJC-25C-BL | 25 | 31.3 | — | 10 | – | 5 | M3 | 1.7 | 9 | 18 | 13,000 | 2.4×10⁻⁶ | 220 | 25 | 1 | 0.07 | -0.4 ~ +1.0 | X |
| SJC-25C-GR | 25 | 31.3 | — | 10 | – | 5 | M3 | 1.7 | 9 | 18 | 13,000 | 2.4×10⁻⁶ | 260 | 25 | 1 | 0.07 | -0.4 ~ +1.0 | X |
| SJC-25C-RD | 25 | 31.3 | — | 10 | – | 5 | M3 | 1.7 | 12 | 24 | 13,000 | 2.4×10⁻⁶ | 300 | 25 | 1 | 0.05 | -0.4 ~ +1.0 | X |
| SJCA-30C-BL | 30 | 35.3 | — | 11.3 | – | 5.6 | M4 | 3.5 | 12 | 24 | 10,000 | 6.2×10⁻⁶ | 170 | 50 | 1 | 0.08 | -0.4 ~ +1.0 | X |
| SJCA-30C-GR | 30 | 35.3 | — | 11.3 | – | 5.6 | M4 | 3.5 | 12 | 24 | 10,000 | 6.2×10⁻⁶ | 200 | 50 | 1 | 0.08 | -0.4 ~ +1.0 | X |
| SJCA-30C-RD | 30 | 35.3 | — | 11.3 | – | 5.6 | M4 | 3.5 | 16 | 32 | 10,000 | 6.2×10⁻⁶ | 220 | 50 | 1 | 0.06 | -0.4 ~ +1.0 | X |
| SJCB-30C-BL | 30 | 44.7 | — | 16 | 11.1 | 5.4 | M4 | 3.5 | 12 | 24 | 10,000 | 7.5×10⁻⁶ | 170 | 55 | 1 | 0.08 | -0.4 ~ +1.0 | ○ |
| SJCB-30C-GR | 30 | 44.7 | — | 16 | 11.1 | 5.4 | M4 | 3.5 | 12 | 24 | 10,000 | 7.5×10⁻⁶ | 200 | 55 | 1 | 0.08 | -0.4 ~ +1.0 | ○ |
| SJCB-30C-RD | 30 | 44.7 | — | 16 | 11.1 | 5.4 | M4 | 3.5 | 16 | 32 | 10,000 | 7.5×10⁻⁶ | 220 | 55 | 1 | 0.06 | -0.4 ~ +1.0 | ○ |
| SJCA-40C-BL | 40 | 55 | — | 19.5 | 13.6 | 6.8 | M5 | 8 | 17 | 34 | 8,500 | 3.1×10⁻⁵ | 1,500 | 135 | 1 | 0.06 | -0.5 ~ +1.2 | ○ |
| SJCA-40C-GR | 40 | 55 | — | 19.5 | 13.6 | 6.8 | M5 | 8 | 17 | 34 | 8,500 | 3.1×10⁻⁵ | 1,600 | 135 | 1 | 0.06 | -0.5 ~ +1.2 | ○ |
| SJCA-40C-RD | 40 | 55 | — | 19.5 | 13.6 | 6.8 | M5 | 8 | 21 | 42 | 8,500 | 3.1×10⁻⁵ | 1,750 | 135 | 1 | 0.04 | -0.5 ~ +1.2 | ○ |
| SJCB-40C-BL | 40 | 66 | — | 25 | 16.5 | 8.4 | M5 | 8 | 17 | 34 | 8,500 | 3.9×10⁻⁵ | 1,500 | 160 | 1 | 0.06 | -0.5 ~ +1.2 | ○ |
| SJCB-40C-GR | 40 | 66 | — | 25 | 16.5 | 8.4 | M5 | 8 | 17 | 34 | 8,500 | 3.9×10⁻⁵ | 1,600 | 160 | 1 | 0.06 | -0.5 ~ +1.2 | ○ |
| SJCB-40C-RD | 40 | 66 | — | 25 | 16.5 | 8.4 | M5 | 8 | 21 | 42 | 8,500 | 3.9×10⁻⁵ | 1,750 | 160 | 1 | 0.04 | -0.5 ~ +1.2 | ○ |
| SJC-48C-BL | 48 | 66.8 | – | 25.3 | 17.4 | 9 | M6 | 13 | 35 | 70 | 7,000 | 8.2×10⁻⁵ | 1,800 | 224 | 1 | 0.08 | -0.6 ~ +1.3 | ○ |
| SJC-48C-GR | 48 | 66.8 | – | 25.3 | 17.4 | 9 | M6 | 13 | 35 | 70 | 7,000 | 8.2×10⁻⁵ | 2,800 | 224 | 1 | 0.08 | -0.6 ~ +1.3 | ○ |
| SJC-48C-RD | 48 | 66.8 | – | 25.3 | 17.4 | 9 | M6 | 13 | 40 | 80 | 7,000 | 8.2×10⁻⁵ | 3,600 | 224 | 1 | 0.05 | -0.6 ~ +1.3 | ○ |
| SJC-55C-BL | 55 | 78.3 | – | 30.3 | 21 | 10.5 | M6 | 13 | 60 | 120 | 6,500 | 1.6×10⁻⁴ | 3,000 | 330 | 1 | 0.09 | -0.5 ~ +1.4 | ○ |
| SJC-55C-DG | 55 | 78.3 | – | 30.3 | 21 | 10.5 | M6 | 13 | 60 | 120 | 6,500 | 1.6×10⁻⁴ | 4,500 | 330 | 1 | 0.08 | -0.5 ~ +1.4 | ○ |
| SJC-55C-GR | 55 | 78.3 | – | 30.3 | 21 | 10.5 | M6 | 13 | 60 | 120 | 6,500 | 1.6×10⁻⁴ | 4,500 | 330 | 1 | 0.09 | -0.5 ~ +1.4 | ○ |
| SJC-55C-RD | 55 | 78.3 | – | 30.3 | 21 | 10.5 | M6 | 13 | 75 | 150 | 6,500 | 1.6×10⁻⁴ | 6,000 | 330 | 1 | 0.06 | -0.5 ~ +1.4 | ○ |
| SJC-65C-BL | 65 | 90.3 | – | 35.3 | 25.6 | 12.5 | M8 | 30 | 150 | 300 | 5,500 | 3.8×10⁻⁴ | 6,500 | 560 | 1 | 0.1 | -0.6 ~ +1.5 | ○ |
| SJC-65C-DG | 65 | 90.3 | – | 35.3 | 25.6 | 12.5 | M8 | 30 | 150 | 300 | 5,500 | 3.8×10⁻⁴ | 8,500 | 560 | 1 | 0.09 | -0.6 ~ +1.5 | ○ |
| SJC-65C-GR | 65 | 90.3 | – | 35.3 | 25.6 | 12.5 | M8 | 30 | 150 | 300 | 5,500 | 3.8×10⁻⁴ | 8,500 | 560 | 1 | 0.1 | -0.6 ~ +1.5 | ○ |
| SJC-65C-RD | 65 | 90.3 | – | 35.3 | 25.6 | 12.5 | M8 | 30 | 180 | 360 | 5,500 | 3.8×10⁻⁴ | 10,000 | 560 | 1 | 0.08 | -0.6 ~ +1.5 | ○ |
| SJC-80C-BL | 80 | 114.2 | – | 45.2 | 30.2 | 14.7 | M10 | 50 | 300 | 600 | 4,500 | 1.0×10⁻³ | 8,000 | 1,050 | 1 | 0.1 | -0.6 ~ +1.5 | ○ |
| SJC-80C-DG | 80 | 114.2 | – | 45.2 | 30.2 | 14.7 | M10 | 50 | 300 | 600 | 4,500 | 1.0×10⁻³ | 12,000 | 1,050 | 1 | 0.09 | -0.6 ~ +1.5 | ○ |
| SJC-80C-GR | 80 | 114.2 | – | 45.2 | 30.2 | 14.7 | M10 | 50 | 300 | 600 | 4,500 | 1.0×10⁻³ | 12,000 | 1,050 | 1 | 0.1 | -0.6 ~ +1.5 | ○ |
| SJC-80C-RD | 80 | 114.2 | – | 45.2 | 30.2 | 14.7 | M10 | 50 | 380 | 760 | 4,500 | 1.0×10⁻³ | 14,000 | 1,050 | 1 | 0.08 | -0.6 ~ +1.5 | ○ |
| SJC-90C-BL | 95 | 126 | – | 50 | 35 | 18 | M10 | 50 | 450 | 900 | 3,500 | 2.3 x 10⁻³ | 12,000 | 1,640 | 1 | 0.15 | -0.6 ~ +2.0 | ○ |
| SJC-90C-DG | 95 | 126 | – | 50 | 35 | 18 | M10 | 50 | 450 | 900 | 3,500 | 2.3 x 10⁻³ | 14,000 | 1,640 | 1 | 0.12 | -0.6 ~ +2.0 | ○ |
| SJC-90C-GR | 95 | 126 | – | 50 | 35 | 18 | M10 | 50 | 450 | 900 | 3,500 | 2.3 x 10⁻³ | 14,000 | 1,640 | 1 | 0.15 | -0.6 ~ +2.0 | ○ |
| SJC-90C-RD | 95 | 126 | – | 50 | 35 | 18 | M10 | 50 | 500 | 1,000 | 3,500 | 2.3 x 10⁻³ | 16,000 | 1,640 | 1 | 0.1 | -0.6 ~ +2.0 | ○ |
| SJC-100C-BL | 104 | 140.2 | – | 56.2 | 39.9 | 19.9 | M12 | 90 | 500 | 1,000 | 3,500 | 4.6×10⁻³ | 24,000 | 2,550 | 1 | 0.15 | -0.6 ~ +2.0 | ○ |
| SJC-100C-DG | 104 | 140.2 | – | 56.2 | 39.9 | 19.9 | M12 | 90 | 500 | 1,000 | 3,500 | 4.6×10⁻³ | 24,000 | 2,550 | 1 | 0.12 | -0.6 ~ +2.0 | ○ |
| SJC-100C-GR | 104 | 140.2 | – | 56.2 | 39.9 | 19.9 | M12 | 90 | 500 | 1,000 | 3,500 | 4.6×10⁻³ | 30,000 | 2,550 | 1 | 0.15 | -0.6 ~ +2.0 | ○ |
| SJC-100C-RD | 104 | 140.2 | – | 56.2 | 39.9 | 19.9 | M12 | 90 | 600 | 1,200 | 3,500 | 4.6×10⁻³ | 40,000 | 2,550 | 1 | 0.1 | -0.6 ~ +2.0 | ○ |
| SJC-120C-GR | 120 | 160 | 110 | 65 | 44.5 | 22 | M12 | 115 | 620 | 1,240 | 3,150 | 2.4×10⁻² | 50,000 | 7,390 | 0.9 | 0.16 | -1.0 ~ +2.2 | ○ |
| SJC-120C-RD | 120 | 160 | 110 | 65 | 44.5 | 22 | M12 | 115 | 740 | 1,480 | 3,150 | 2.4×10⁻² | 90,000 | 7,390 | 0.8 | 0.11 | -1.0 ~ +2.2 | ○ |
| SJC-135C-GR | 135 | 185 | 115 | 75 | 54.5 | 27 | M12 | 115 | 850 | 1,700 | 2,800 | 4.0×10⁻² | 60,000 | 9,900 | 0.9 | 0.17 | -1.0 ~ +2.6 | ○ |
| SJC-135C-RD | 135 | 185 | 115 | 75 | 54.5 | 27 | M12 | 115 | 1,050 | 2,100 | 2,800 | 4.0×10⁻² | 100,000 | 9,900 | 0.8 | 0.12 | -1.0 ~ +2.6 | ○ |
| SJC-160C-GR | 160 | 210 | 135 | 85 | 60.5 | 26 | M16 | 280 | 1,700 | 3,400 | 2,350 | 8.6×10⁻² | 90,000 | 16,300 | 0.9 | 0.2 | -1.5 ~ +3.0 | ○ |
| SJC-160C-RD | 160 | 210 | 135 | 85 | 60.5 | 26 | M16 | 280 | 2,100 | 4,200 | 2,350 | 8.6×10⁻² | 150,000 | 16,300 | 0.8 | 0.14 | -1.5 ~ +3.0 | ○ |
