The 8S-1 1/8 shaft coupling features a 1-1/8 inch maximum bore diameter with 1/4 inch x 1/8 inch keyway dimensions. It has a 5-7/16 inch hub diameter and 8 flexible coupling flanges measuring 5-7/16 inch outer diameter. The overall length is 2-3/32 inch, constructed from durable cast iron with Type S configuration.
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