{"product_id":"single-1-34-in-set-screw-lock-insert-uc309-28-heav","title":"Single 1-3\/4 in Set-Screw Lock Insert UC309-28, Heavy-Duty Sealed Ball Bearing for Shaft Mount with Wide Inner Ring, Fits Pillow Block and Linear Slide Unit Applications","description":"Single 1-3\/4 in wide set-screw lock bearing insert\u003cbr\u003e\n✔️ Fits 1.75 in shaft, heavy-duty sealed ball bearing, set-screw lock\u003cp\u003e\n\n\u003c\/p\u003e\u003cp\u003eThis single UC309-28 insert is a heavy-duty wide inner ring set-screw lock bearing used for shaft-mounted work, handy for pillow blocks, conveyor rolls, and linear slide units.\u003c\/p\u003e\n\n✅ 1.75 in bore for 1-3\/4 in shafts\u003cbr\u003e\n✅ Set-screw locking design for secure shaft mounting\u003cbr\u003e\n✅ Sealed ball bearing for protection against debris\u003cbr\u003e\n✅ Wide inner ring improves load handling and alignment\u003cbr\u003e\n✅ Fits pillow block replacements and linear slide unit setups\u003cbr\u003e\n\n\u003cp\u003e💡 What is a set-screw locking bearing insert used for in shaft-mounted applications?\nA set-screw locking insert secures the bearing to the shaft to keep rotation smooth, maintain alignment, and transfer loads reliably.\nUse cases and benefits include:\n- Secures sealed ball bearing to shafts for reliable rotation and reduced slippage\n- Handy as a pillow block replacement and in linear slide unit setups\n- Heavy-duty wide inner ring design lowers maintenance and improves load handling\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47971450913003,"sku":"MRO17908","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/3d2995972b850499621ee1e1d945772a.jpg?v=1775242149","url":"https:\/\/vxb.com\/products\/single-1-34-in-set-screw-lock-insert-uc309-28-heav","provider":"VXB Bearings","version":"1.0","type":"link"}