Dimensions
Part No. | ØD (mm) | L (mm) | L1 & L2 (mm) | Ød1 & Ød2 (mm) | M (mm) | Mass (g) AL | Mass (g) SUS |
PTC-DBC-12 |
12 |
18.5 |
5 |
3, 4, 5 |
M2 |
4 |
14 |
PTC-DBC-19 |
19.1 |
22.9 |
6 |
3, 4, 5, 6, 6.35 |
M2.5 |
14 |
40 |
PTC-DBC-25 |
25.4 |
31.8 |
8 |
5, 6, 6.35, 8, 9.53, 10 |
M3 |
34 |
96 |
PTC-DBC-32 |
32 |
41 |
12 |
10, 11, 12, 14 |
M4 |
66 |
174 |
PTC-DBC-40 |
40 |
56 |
16 |
10, 11, 12, 14, 15, 16, 18 |
M5 |
138 |
372 |
PTC-DBC-50 |
50 |
71 |
20 |
12, 14, 15, 16, 18, 20 |
M6 |
272 |
760 |
PTC-DBC-63 |
63 |
90 |
25 |
14, 15, 16, 18, 20, 22, 24 |
M8 |
530 |
1,410 |
For Stainless Steel Coupling, add S in model no., example PTC-SDBC-12
Specifications (Aluminium Alloy)
Part No. | Related Torque (N.m) | Max Torque (N.m) | Max RPM | Moment of Inertia (Kg.m2) | Static Torsional Stiffness (N.m/rad) | Allowable Declination (°) | Allowable Eccentricity (mm) |
PTC-DBC-12 |
0.5 |
1.0 |
10,000 |
7.6X10-8 |
34 |
2.0 |
0.1 |
PTC-DBC-19 |
0.5 |
1.0 |
8,000 |
9.0X10-7 |
110 |
PTC-DBC-25 |
1.2 |
2.4 |
6,000 |
2.6X10-6 |
170 |
PTC-DBC-32 |
2.8 |
5.6 |
4,600 |
9.6X10-6 |
228 |
0.15 |
PTC-DBC-40 |
6.3 |
12.6 |
3,600 |
3.2X10-5 |
346 |
0.2 |
PTC-DBC-50 |
11 |
22 |
3,000 |
9X10-5 |
580 |
PTC-DBC-63 |
22 |
44 |
2,200 |
3.1X10-4 |
843 |
Specifications (Stainless Steel)
Part No. | Related Torque (N.m) | Max Torque (N.m) | Max RPM | Moment of Inertia (Kg.m2) | Static Torsional Stiffness (N.m/rad) | Allowable Declination (°) | Allowable Eccentricity (mm) |
PTC-SDBC-12 |
0.8 |
1.6 |
10,000 |
2.1X10-7 |
62 |
1.5 |
0.1 |
PTC-SDBC-19 |
1.0 |
2.0 |
8,000 |
2.4X10-6 |
230 |
PTC-SDBC-25 |
2.2 |
4.4 |
6,000 |
7.3X10-6 |
320 |
PTC-SDBC-32 |
5.5 |
11 |
4,600 |
2.6X10-5 |
845 |
0.15 |
PTC-SDBC-40 |
8.7 |
17.4 |
3,600 |
8.9X10-5 |
990 |
0.2 |
PTC-SDBC-50 |
16 |
32 |
3,000 |
2.7X10-4 |
1380 |
PTC-SDBC-63 |
38 |
76 |
2,200 |
8.7X10-4 |
1790 |