{"product_id":"boston-gear-fc20-3-4-flexible-shaft-couplings","title":"Boston Gear FC20-3 4 Flexible Shaft Couplings","description":"\u003cdiv\u003e\u003cp\u003eThe Boston Gear FC20-3\/4 is a FC20-series 3-jaw jaw coupling half engineered for robust, misalignment-tolerant shaft connections in light-to-moderate power transmission. This 3\/4 in bore, 2 in outside diameter coupling half measures 3-11\/16 in overall length and is built from alloy steel, per Boston Gear's FC series specification, with a bore tolerance of +0.001\/-0.000 in and a straight jaw profile designed for straightforward alignment. The bore is round with a fixed set-screw shaft locking arrangement and accepts a 3\/32 in by 3\/16 in keyway to secure the shaft, with hub diameter sized at 1-3\/4 in. This FC20 half is part of Boston Gear's FC20 family, reflecting the company's emphasis on solid alloy-steel construction for reliable torque transfer in machinery and drive systems that rely on a simple, durable coupling to connect shafts.\u003c\/p\u003e\u003c\/div\u003e","brand":"Boston","offers":[{"title":"New","offer_id":51677212606766,"sku":null,"price":58.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_a6e7e4ef-2f88-4172-9985-44eaa259eb2e.jpg?v=1769559465","url":"https:\/\/plgautomation.com\/products\/boston-gear-fc20-3-4-flexible-shaft-couplings","provider":"PLG Automation ","version":"1.0","type":"link"}