{"product_id":"tb-woods-12s338-flange-mounting-hub-12s-sprockets","title":"TB Wood's 12S338 Flange Mounting Hub 12S Sprockets","description":"\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003eThe TB Wood's 12S338 Flange Mounting Hub is used in industrial power transmission systems as a Sure-Flex® sleeve coupling flange for connecting rotating shafts and transmitting torque while accommodating shaft misalignment. Commonly installed in pumps, compressors, conveyors, fans, blowers, mixers, and heavy-duty industrial machinery. Maintenance teams, OEMs, and system integrators use this flange mounting hub for coupling replacement, drive system maintenance, machinery retrofits, and new equipment installations.\u003c\/p\u003e\n\u003ch3\u003eApplications:\u003c\/h3\u003e\n\u003cp\u003eThe TB Wood's 12S338 Flange Mounting Hub is commonly used in industrial automation environments including conveyor systems, pump and compressor \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003edrives\u003c\/a\u003e, material handling equipment, mining machinery, HVAC systems, manufacturing production lines, and process industries where reliable torque transmission, vibration damping, and flexible shaft alignment are essential for continuous operation.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp\u003e• Manufacturer: TB Wood's (Regal Rexnord)\u003cbr\u003e• Model \/ Part Number: 12S338\u003cbr\u003e• Product Type: Flange Mounting Hub (Sure-Flex® Sleeve Coupling Flange)\u003cbr\u003e• Series: Sure-Flex® Type S\u003cbr\u003e• Coupling Size: 12\u003cbr\u003e• Bore Diameter: 3-3\/8 in.\u003cbr\u003e• Bore Type: Bored-to-Size with Keyway\u003cbr\u003e• Material: High-Strength Cast Iron\u003cbr\u003e• Outside Diameter: 10.0 in.\u003cbr\u003e• Hub Diameter: 5-3\/4 in.\u003cbr\u003e• Length Through Bore: 4.0 in.\u003cbr\u003e• Hub Length: 1-9\/32 in.\u003cbr\u003e• Keyway Size: 7\/8 × 7\/16 in.\u003cbr\u003e• Maximum Operating Speed: 2800 RPM\u003cbr\u003e• Mounting: Shaft Mount with Setscrew\u003cbr\u003e• Setscrew Size: 3\/4-10 UNC × 3\/4 in.\u003cbr\u003e• Application Environment: Industrial power transmission systems\u003c\/p\u003e\n\u003ch3\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp\u003e• TB Wood's \u003ca href=\"https:\/\/plgautomation.com\/products\/tb-woods-12s338-flange-mounting-hub-12s-sprockets?_pos=1\u0026amp;_sid=37be28867\u0026amp;_ss=r\"\u003e12S338\u003c\/a\u003e\u003cbr\u003e• Lovejoy 12S338\u003cbr\u003e• Martin 12S338\u003c\/p\u003e","brand":"TB","offers":[{"title":"New","offer_id":51713776582958,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_9a45e3e2-b75f-487e-9f19-319946bfb3d7.jpg?v=1770407764","url":"https:\/\/plgautomation.com\/products\/tb-woods-12s338-flange-mounting-hub-12s-sprockets","provider":"PLG Automation ","version":"1.0","type":"link"}