{"product_id":"gliding-patio-door-tandem-roller-assembly-2pack","title":"Gliding Patio Door Tandem Roller Assembly - Replaces #1997061 (1982 to P) #1273704 (1964 to 1982) 1-1\/4\" Steel Ball Bearing - 2 Pack","description":"\u003ch2\u003eTandem Roller Assembly for Gliding Patio Doors\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/4\" Steel Ball Bearing Wheels:\u003c\/strong\u003e Precision-engineered steel wheels provide a smooth, low-friction glide even for heavy double-pane glass doors, ensuring effortless operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTandem Load Distribution:\u003c\/strong\u003e The dual-wheel configuration distributes the door's weight across a larger surface area, significantly reducing wear on the track and preventing \"flat spots\" on the wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Capacity Galvanized Housing:\u003c\/strong\u003e Constructed from heavy-gauge galvanized steel to resist corrosion and structural bending, making it ideal for high-humidity or coastal environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide-Access Adjustment Screw:\u003c\/strong\u003e Features a conveniently located internal screw that allows you to easily raise or lower the door height to ensure perfect vertical alignment with the side jamb.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Drop-In Design:\u003c\/strong\u003e Engineered for a precise fit into the bottom rail of standard gliding doors, requiring no specialized tools for a standard replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Standard:\u003c\/strong\u003e 1997061 (Used for doors manufactured from 1982 to Present).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLegacy Standard:\u003c\/strong\u003e 1273704 (Used for doors manufactured from 1964 to 1982).\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis tandem roller is the primary replacement part for the most popular Andersen-brand gliding door systems. Key compatible series include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAndersen Perma-Shield:\u003c\/strong\u003e Fits the majority of Perma-Shield Gliding Patio Doors manufactured since 1964.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAndersen Frenchwood:\u003c\/strong\u003e Compatible with Frenchwood Gliding (FWG) patio doors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAndersen Narroline \u0026amp; A-Series:\u003c\/strong\u003e Direct fit for Narroline (NL) and newer A-Series gliding door systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e While this part is standard for Andersen, it is essential to verify your existing housing dimensions and wheel diameter (1-1\/4\") before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor is Hard to Slide:\u003c\/strong\u003e Opening or closing the door requires significant physical effort, indicating that the ball bearings have seized or the wheels have become misshapen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrinding or Squeaking Noise:\u003c\/strong\u003e A loud metallic sound as the door moves suggests the steel wheels are dragging across the track rather than rolling freely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor Jumps or Sags:\u003c\/strong\u003e The door feels \"bumpy\" when in motion or sits crooked in the frame, often causing air leaks and difficulty with the locking mechanism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible Rust on Bearings:\u003c\/strong\u003e In high-moisture areas, the internal steel bearings can corrode and lock up, preventing the wheel from turning at all.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStripped Adjustment Screw:\u003c\/strong\u003e You can no longer level the door because the internal adjustment threads have failed due to age or overtightening.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e \u003cstrong\u003eCRITICAL:\u003c\/strong\u003e Gliding patio doors are extremely heavy. Always use two people to lift the door panel out of the track and lay it flat on a protected surface (like a moving blanket).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean the Track:\u003c\/strong\u003e \u003cstrong\u003ePRO TIP:\u003c\/strong\u003e Before installing the new rollers, use a vacuum and a damp cloth to remove all sand, pet hair, and debris from the bottom track. A dirty track is the primary cause of premature roller failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetract the Wheels:\u003c\/strong\u003e Ensure the new rollers are in their \"fully retracted\" (lowest) position before snapping them into the door rail; this provides the clearance needed to lift the door back onto the track.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLevel the Door:\u003c\/strong\u003e Once the door is back in place, use a screwdriver to adjust both rollers until the gap between the door and the side jamb is perfectly even from top to bottom.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry Lubrication:\u003c\/strong\u003e Do not use thick grease or oil on the track. Use a \u003cstrong\u003eDry Silicone Spray\u003c\/strong\u003e on the rollers and track to provide lubrication without attracting dirt and grit.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":46329462194365,"sku":"AZ00149709","price":41.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00149709_1_1af14815-ebf3-4f25-9223-17dab320748c.jpg?v=1768982605","url":"https:\/\/bluestarsparts.com\/products\/gliding-patio-door-tandem-roller-assembly-2pack","provider":"BlueStars Parts","version":"1.0","type":"link"}