RATINGS AND DIMENSIONS
Ratings couplings are used to connect shafts while accommodating misalignment, absorbing shock, and reducing vibration. To ensure proper performance and fit, it’s essential to understand the ratings and dimensions of jaw couplings.
| COUPLING SIZE | BUSHING SIZE | MAX. BORE | HP/100 | MAX TORQUE (IN-LBS.) | MAX. RPM | A | B | C | D | E | F | WEIGHT(LBS) COMPLETE COUPLING |
| E4 | JA | 1.19'' | 0.89 | 558 | 7,500 | 4.56'' | 1.00'' | 1.90'' | 2.60'' | 2.25'' | 3.90'' | 2.9 |
| E5 | SH | 1.63'' | 1.47 | 926 | 7,500 | 5.38'' | 1.25'' | 1.88'' | 3.13'' | 2.80'' | 4.38'' | 4.9 |
| E10 | SDS | 1.94'' | 2.31 | 1,456 | 7,500 | 6.38'' | 1.31'' | 2.32'' | 3.65'' | 3.30'' | 4.94'' | 6.3 |
| E20 | SK | 2.50'' | 3.66 | 2,308 | 6,600 | 7.25'' | 1.88'' | 2.62'' | 4.48'' | 3.81'' | 6.38'' | 11.1 |
| E30 | SF | 2.94'' | 53.79 | 3,651 | 5,800 | 8.25'' | 2.00'' | 2.43'' | 5.42'' | 4.50'' | 6.43'' | 17.6 |
| E40 | E | 3.50'' | 8.73 | 5,504 | 5,000 | 9.50'' | 2.63'' | 2.00'' | 6.63'' | 5.75'' | 7.26'' | 33.1 |
| E50 | E | 3.50'' | 12.1 | 7,656 | 4,200 | 11.00'' | 2.63'' | 3.13'' | 8.13'' | 5.75'' | 8.39'' | 44.9 |
| E60 | F | 3.94'' | 19.8 | 12,505 | 3,800 | 12.50'' | 3.63'' | 2.13'' | 8.75'' | 6.50'' | 9.39'' | 68.4 |
| E70 | J | 4.50'' | 35.1 | 22,132 | 3,600 | 14.00'' | 4.50'' | 1.70'' | 9.25'' | 7.25'' | 10.70'' | 90.7 |
| E80 | M | 5.50'' | 62.7 | 39,503 | 2,000 | 16.00'' | 6.75'' | 1.49'' | 11.25'' | 9.49'' | 14.99'' | 203.0 |