Product Description Features of JSS grid coupling: 1.Designed for ease of maintenance and grid spring replacement 2.High tensile grid springs ensure superior coupling performance and longer coupling life 3.Split covers allow for easy access to grid springs 4.Interchangeable with industry standard grid couplings 5.Drop-out design ideal for pump applications and servicing 6.Lightweight die-cast aluminum grid cover Detailed Images Type Nominal torque Tn/ Max speed [n] L L2 D D1 C Mass N·m /r·min-1 m Min Max /kg JSS1 45 3600 35 89 203 97 86 5 3.86 JSS2 140 42 216 106 94 5.26 JSS3 224 54 114 112 8.44 JSS4 400 60 111 135 125 12.5 JSS5 630 73 127 300 148 144 19.6 JSS6 900 80 159 152 24.6   Our factory Nanpi Jude Transmission Equipment Manufacturing Co.,Ltd is a professional manufacture of all kinds of shaft couplings,located in Bonan Road,Nanpi County,Botou City,Hebei,China. With the advanced equipment and complete inspection measures, we can make production and development according to the requirements of users. The company has realized CAD computer-aided design and information management,integrating research and manufacturing. Our main productions include all kinds of elastic coupling, tyre coupling, universal coupling ï¼Drum type couplingï¼ Plum blossom shape elastic coupling, rigid coupling, oldham coupling, Roller chain coupling, column diaagm coupling, elastic sleeve pin coupling, elastic dowel pin coupling, elastic dowel pin coupling, pump coupling and so on. Our couplings are sold to occident market and received the admiration from consumers. Our company regards âreasonable prices, efficient production time and good after-sales serviceâ as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to us. Our Packing & Transport Wooden case/Tianjin Sea Port