Allen-Bradley 845-FC-A-B High Performance Flexible Coupling, For Use With: 845 High Resolution Incremental Optical Encoder and 842HR Sine Cosine/Serial Encoder, Specifications: 10 deg Angular Offset, 0.02 in Parallel Offset, 0.06 in Axial Compliance

High performance flexible couplings are used to connect two shafts and help to reduce the effects of misalignment between the shafts. Flexible couplings are offered in the high performance version, with nonconductive inserts. They are of the flexible curved beam helical type with clamping screw at both ends.