They are available in seven installation sizes, and users have the choice between three different carriage options: with manually or automatically adjustable clearance or an extremely robust heavy-duty version. Hardened bearing steel rails are mated with high strength aluminum extrusion to give these guides excellent stiffness, straightness, and load capacity. The Thomson Profile Rail assortment consists of the next generation Profile Rail 500 Series ball and roller linear guides, 400 Series, AccuMini, compact miniature MicroGuide ®, and lightweight T-Series. In stock and ready to ship. Convenient for use with devices such as grippers and printing heads, these air slides have a nonrotating head that provides steady motion and a large mounting area. Carry loads along guide rails on accurate and repeatable paths in automated systems. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Profile Rail Linear Guides 500 Series Ball Profile Rail Linear Guide Modular Accessory Options The standard carriage is supplied with low friction double lip seals and longitudinal seals that completely encase the bearing carriage to protect the balls and track surfaces and minimize lubrication loss Optional metal scrapers or wipers, lube. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. Mount 1 mm wd. T-Slotted Framing LinearBearings and Track Rollers. Each carriage has end seals to keep lubricant in and dirt out. Assembled. Extra-Wide Ball Bearing Carriages and Guide Rails. Choose from our selection of track rollers and guide rails, track roller carriages and guide rails, ball bearing carriages and guide rails, and more. Mount components to these load-rated bearings and track rollers to add linear motion along T-slotted rails. At a minimum, these items include the expensesThese 500 series profile rails guide single or multiple ball carriage systems. These carriages and guide rails are steel. In stock and ready to ship. They're good for use in areas where multiple carriages or rails won't fit. Product Range: Power Transmission: Product Set: Linear Motion: Type: Ball Bearing Systems. Bearing Washers. Mount in any orientation without affecting load capacity. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. The sliding carriage is the element that moves along the rail and supports the attached load. Maintenance-Free Ball Bearing Carriages and Guide Rails. This linear guide is cost efficient due to the use of bended steel. Best Match; Time: ending soonest;. For made-to-order guide rails, please specify the length of. 002 to 0. I accidentally dropped the Hiwin linear guide carriage and some of the ball bearings just flew away. 6693 inch. 003. Guide Rail. - THK IKO INA CNC. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. This grease fills in those imperfections so carriages roll smoothly. Lubrication-free one-to-one alternative to recirculating ball bearing guides – identical connector and hole dimensions. Supplier: Stock Drive Products & Sterling Instrument - SDP/SI. High-Cycle Ball Bearing Carriages and Guide Rails. In this design, a small rib-like structure protrudes from the bearing, fitting in with a corresponding notch/indentation in the rail. 66 mm. Semi-automatic Grinding Device. Choose from our selection of roller bearing guides, including linear motion shafts, ball bearing carriages and guide rails, and more. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads. The dimensions of the drylin® T linear rail guides and carriages are the same as the usual recirculating ball bearing guides. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. BROWSE CATALOG Thomson linear guide rails and carriages are designed to precise linear motion for various applications, such as machine tools, semiconductors and medical equipment. Splined Rotary Shafts. Mount 1 mm wd. Linear Motion. Minimize friction as parts move along a shaft. Roller bearing carriages handle heavier loads than ball bearing and track roller carriages. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. SWPB bimetal bushings wrapped in a double-layer metal strip. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. In light load applications seal drag, lubrication viscosity, preload, and other factors affect the total actuation force. Choose from our selection of track hardware, including slides, track, and rollers, overhead enclosed-track conveyors, and more. About This Series. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. In stock and ready to ship. Ball-bearing carriages and rail systems create less friction and resist misalignments. IKO 25mm x 480mm Linear Roller Way Rail Guide. 842 products Linear guide rails mount on surfaces and facilitate precise vertical or horizontal movement of carriage systems. In stock and ready to ship. Guide Rail Carriages. 005” per 12″ inchesThe rail is machined for precise mounting and alignment on all critical sides—ensuring dimensional and rail form accuracy. Some methods for hard mountingLinear motion guide slides are the ones which are also termed as square rail linear bearings and is found including a guide rail along with the carriage unit. Mount in any orientation without affecting load capacity. ball bearing carriages and guide rails. These 500 series profile rails guide single or multiple ball carriage systems. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. 0. 00 $ 100. Roller rail systems +++ +++ Position measuring function optional Clamping and braking units optional Machine tool, Measuring machine Configurator & CAD files : Miniature ball rail systems + +-Microelectronics, Medical technology, Optical industry Configurator & CAD files : Cam roller guides---Applications with high speed ≤ 10m/s Configurator. 65 mm steel aluminum. $8. High-Quality Steel Material: The linear motion slide rails are made of high-quality 55C steel, and blocks are made of GCr15 ball bearing steel and PA66, an excellent non. Extra-Wide Ball Bearing Carriages and Guide Rails. 002. All-steel construction and tightly spaced wheels with double ball bearings gives these rails the strength needed to handle heavy loads. NLGI 2 is about the. Industrial linear guides and slide rails are available in a wide range of sizes and offer a variety of rail and rail solutions that provide smooth and quiet motion in linear bearings, linear actuators, profile rails, and cam rollers. four-row recirculating ball bearing 45 mm. Ball Linear Guides. Pick up linear guide rails from Grainger in a variety of Ball Mounting Assembly Rail (6) Hardened Crown Roller Rail (8) Linear Bearing Rail (30) Linear Guide The RSHP Roller Rail system is a linear guide providing Rexroth roller rail systems were The robust construction of these roller rails features A wide variety of track carriage. In light load applications seal drag, lubrication viscosity, preload, and other factors affect the total actuation force. With no rolling elements, Mini-Rail will not catastrophically fail. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. roller linear guide RWA-065-FXS series. No cutting charge for standard lengths and tolerances. Linear guide carriages and slides provide low friction and linear load movement at high or low speeds. com +86-578-2950898. Straight rails have close tolerances that support high loads and provide precise ball movement. These low-profile carriages have a plastic cage surrounding the ball bearings to keep them from colliding with each other. Extra-Wide Ball Bearing Carriages and Guide Rails. SEB miniature guide rails pair with SEB type ball bearing carriages to create a lightweight, compact guide system with a low profile that fits in tight spaces for. Choose from our selection of linear motion carriages, including ball bearing carriages and guide rails, mounted linear ball bearings, and more. Application temperature -30°C to +120°C. Small enough to fit in a camera zoom lens and other precision motion applications, these carriages and guide rails have a black chrome-plated finish that diffuses light to prevent reflecting light from causing equipment to malfunction. They're good for use in areas where multiple carriages or rails won't fit. Suitable for clean room use, these carriages and guide rails are made entirely of stainless steel. One type of linear ball bushing guide is not necessarily easier to use than another, the choice depends entirely on the specifi c application. The place pointed by the arrow in the. A simple adjustment of the middle roller makes the roller carriage play-free or sets the desired preload in the rail. System Interface. 8M high quality products and 80 sextillion configurable parts available with fast shipping and low pricing. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads better than other carriages. SEB miniature guide rails pair with SEB type ball bearing carriages to create a lightweight, compact guide system with a low profile that fits in tight spaces for. Straight rails have close tolerances that support high loads and provide precise ball movement. Superior Quality. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. 99 New. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. Mount components to these load-rated bearings and track rollers to add linear motion along T-slotted rails. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. High-Cycle Ball Bearing Carriages and Guide Rails. 002. End seals keep dust from entering, and the cage traps lubricant around the bearings, reducing friction and heat buildup. Maximum moments up to 3 Nm (size 10) and up to 10 Nm (7. Rail length: 11 mm - 18 mm. Buy online with next day delivery. 7 kN. Steel. 002” per 12" inches. Mechanical Drive System. Choose from our selection of linear motion slide blocks, including ball bearing carriages and guide rails, telescoping slides, and more. They're good for use in areas where multiple carriages or rails won't fit. wide miniature corrosion-resistant. Ball-bearing carriages and rail systems create less friction and resist misalignments. Straight rails have close tolerances that support high loads and provide precise ball movement. Steel. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. They can be modified with accessories in the field without removing the carriage. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Extra-Wide Ball Bearing Carriages and Guide Rails. Choose from our selection of locking carriages, including over 90 products in a wide range of styles and sizes. An inconsistent diameter of a few balls in the carriage. Corrosion-Resistant Side-Mount Track Roller Carriages and Guide Rails. MI ITEM 11106538. Linear Bearings. Rail width: 12 mm - 60 mm. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. They're good for use in areas where multiple carriages or rails won't fit. Side-Mount Ball Bearing Carriages and Guide Rails. Ball-bearing carriages and rail systems create less friction and resist misalignments. Linear Bearing Rails - Mini-Rail® Linear Guide Rail (metric) -- S64AMRMB07085. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Clean Room Ball Bearing Carriages and Guide Rails. They can be modified with accessories in the field without removing the carriage. Choose from our selection of aluminum extrusion carriages, including over 750 products in a wide range of styles and sizes. Standard lengths up to 3,650 mm (Consult factory for longer continuous length or joinable rails. But when a compact package is the driving design factor, dual-shaft linear guides are a common choice. Guide Rail. These 500 series profile rails guide single or multiple ball carriage systems. Ball Bearing Carriages And Guide Rails (2291 products available) Chinese Brand 25mm HGH25CA Linear Ball Bearing Linear Carriage Block Linear Guide Rail. Rail Guide Material: bearing steel. Mount in any orientation without affecting load capacity. They can be modified with accessories in the field without removing the carriage. Linear slides from isel are optionally supplied with Aluminium or steel body and are available in standard lengths of 70 mm, 100 mm, 150 mm and 200 mm. 08 x 21. They come furnished as a complete unit (a carriage on a guide rail). 00 to $258. The main advantage of gantry rails is the use of unused overhead space. In stock and ready to ship. quality bearing steel. Contact us for pricelist. Choose from our selection of mounted linear bearings, linear bearings, ball bearing carriages and guide rails, and more. Note: Each carriage can only be used with its corresponding guide rail. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. High traverse speeds of up to 7 m/s and extremely quiet (faster and quieter than systems with recycling ball bearings). Sizes 15/20/25/30mm (guide width) Available up to 4000mm lengths. It is a complete. With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than other carriages and rails. linear guide with ball bearing KUVS1 series. Choose from our selection of locking rails, including over 150 products in a wide range of styles and sizes. 99 183. The rolling element of the bearing, whether it be ball or roller slides, helps move a load with ease. New NSK LAH15EM Linear LM Guide Rail Bearing Block LAH15 x1ea. 84. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. Mounting hole plugs protect mounting fasteners from corrosion. Slides only extend 3/4 of the closed length to reduce the chance that a heavy load will tip your cabinet. The HGR25 Linear Rail has great performance and capability of making very accurate and stable CNC Machines. Aluminum housing with iglide® J liner material,. Good for hydraulic systems, machine tools, and other high-torque applications, these shafts have teeth that transmit high rotational loads. Sleeve Bearing Carriages and Guide Rails With PTFE sleeve bearings and a low-friction ball screw, these slides don’t require the mess and maintenance of lubrication but still give you precise positioning anywhere along the length of their stroke. They're good for use in areas where multiple carriages or rails won't fit. 5 . Cam rollers can commonly reach speeds up to 10 m/s (394 in/s). Straight rails have close tolerances that support high loads and provide precise ball movement. Sadly, this is not the case with profiled rails that require accurate mounting and alignment to ensure even load distribution among the recirculating balls. drylin® T Miniature Guide Rail. Length. $123. available in zinc-plated steel, stainless steel or hardened with Rollon NOX treatment. Micro vibrations caused by surface imperfections on carriage bearings can affect precision. Instead of riding on. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. These are the basics which are adjusted and tweaked to fulfill a wide array of manufacturing and industry needs. Download 3D CAD models. Speed. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. Our high performance, Ball Rail linear guides protect. Slides, Track, and Rollers. 6 mm Long, Static Load Capacity: 15. The carriage is slightly too big for the rail, or vice versa. $39. They're good for use in areas where multiple carriages or rails won't fit. They can be modified with accessories in the field without removing the carriage. MGN carriages feature two bearing raceways, while the HG series goes up to four which provides lower friction. In stock and ready to ship. Strut Channel Trolleys. Compatible with THK guide rails, mount these wipers to carriages to sweep chips and other contaminants out of the way as the carriage moves across the rail. Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. Guide Rail Mounts for T-Slotted Framing Adapt most 15 mm guide rails to fit on T-slotted assemblies. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. We warmly welcome you to wholesale discount ball bearing carriages and guide rails from our factory. 2D/3D & MSDS are also available. T-Slotted Framing LinearBearings and Track Rollers. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. Choose from our selection of guide blocks, including ball bearing carriages and guide rails, positioning slides for universal robots, and more. In stock and ready to ship. Linear Sliding Rails. While pushing the slider, hold the tail of the slider with your hands behind your back. Know your precision, repeatability, loading, and environmental requirements before. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. Also known as profile rails, they keep carriages aligned and guide them short and long distances with minimal friction. High-Cycle Ball Bearing Carriages and Guide Rails. The ball bearings provide accurate movement and positioning at high speeds under heavy loads. 11 strokes for selection, minimum 100mm, maximum 1050mm, maximum speed 900mm/s, motor capacity 200W, screw path 5/10/20mm. Ball Bearing Carriages and Guide Rails for Curves. Bearing Washers. In the example above, if the applied. Ball Bearing Carriages and Guide Rails for Curves. Side-Mount Ball Bearing Carriages and Guide Rails. The. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Burrs (leftover pieces of metal from machining) on the linear guide or in the carriage channels. While pushing the slider, hold the tail of the slider with your hands behind your back. Blocks are pre-loaded ; There are two rubber stoppers on each side of the linear rail, it can prevent the carriage block from falling out ; Suggested to use M3 T nut and screws if you fix it to 20 series EU. Suitable for clean room use, these carriages and guide rails are made entirely of stainless steel. $45. In stock and ready to ship. Sleeve Bearing Carriages and Guide Rails. The tolerances are in the range of 0. Guide Rail Carriages. On request: Roller carriages with 4 or 5 rollers. Small enough to fit in a camera zoom lens and other precision motion applications, these carriages and guide rails have a black chrome-plated finish that diffuses light to prevent reflecting light from causing equipment to malfunction. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Mount to vertical surfaces for applications where tight tolerances aren't required. Support Rail. $15. 8M high quality products and 80 sextillion configurable parts available with fast shipping and low pricing. Slides, Track, and Rollers. 005” per 12″ inchesLinear System: All Axis On Precision Ball Bearing Carriage Guide Rails Mechanical Drive System: X-Axis & Y-Axis Rack & Pinion, Made In USA Mechanical Drive System: Z-Axis – Full CNC’d Billet Precision Ball Lead-Screw System Interface: Linux OS Motion Accuracy: (+) or (-) 0. 11. Slide drawers, panels, and doors with these tracks and rollers. 38. Carriage and Guide Rail Type. Automation. With a plastic cage that surrounds the ball bearings to prevent them from colliding, these extra-wide carriages run quietly for many cycles without needing maintenance. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. These 500 series profile rails guide single or multiple ball carriage systems. Rigidity The 500 Series Ball Linear Guide rail utilizes a. Choose from our selection of sleeve bearing carriages, including over 600 products in a wide range of styles and sizes. NLGI viscosity grade is a rating of a grease's consistency. CSN. Mount in any orientation without affecting load capacity. High-Cycle Ball Bearing Carriages and Guide Rails. These 500 series profile rails guide single or multiple ball carriage systems. 1kN, The Preloaded is specified as 0. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. Extra-Wide Ball Bearing Carriages and Guide Rails. Extra-Wide Ball Bearing Carriages and Guide Rails. They're good for use in areas where multiple carriages or rails won't fit. A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Their V-shaped rails allow them to operate well in dirty environments because the debris won’t get trapped on the rail. Standard carriages are narrower than flanged carriages, making them. With a larger contact area than ball bearing carriages, roller bearing carriages provide better positioning accuracy and support heavier loads. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Linear carriage for linear rail guides. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. High-Cycle Extra-Wide BallBearing Carriages and Guide Rails. Ball-bearing carriages and rail systems create less friction and resist misalignments. Air Slides. • Straight rails through advanced grinding technologies • Simple installation and. Shop Linear Guide Rail - Profiled, Ball Guide Rail from Bosch Rexroth. The place pointed by the arrow in the. Choose from our selection of roller bearing slides, including ball bearing carriages and guide rails, telescoping slides, and more. Their key advantage is derived from ball conforming grooves on both inner and outer races that increases load capacity relative to standard round. Carriages have ball or roller assemblies and pair with compatible profile. Half the weight of steel, this aluminum framing resists corrosion in wet environments. Suitable for clean room use, these carriages and guide rails are made entirely of stainless steel. Add your own stepper motor and controller to precisely move the ball screw and carriage smoothly at high speeds, like a head on an inkjet printer. 5 in/s 2 ), even higher accelerations can often be achieved by. They offer flexibility to fit specific envelopes by allowing customized separations between shafts and/or bearings on shafts to produce higher. 878 products. Linear guide rollers are based on the design of radial ball bearings. Rubber. Profiled track rollers Profiled track rollers without filling slots are used to guide the carriages and support the forces. Lubricate bearings . AUTOMATION & IIOT. In stock and ready to ship. All carriages and rolling elements are through hardened and all rails are case hardened (except size 15 rail which is through hardened). block body in standard version Overall length of the runner block = 73. Mount in any orientation without affecting load capacity. Their gothic arch profile provides more roller-to-rail contact. Choose from our selection of sleeve bearing carriages, including over 600 products in a wide range of styles and sizes. They are used in applications where precise movement of small loads is critical, such as medical diagnostics, test and measurement equipment, rapid prototyping machines, and micro manufacturing machines. In stock and ready to ship. 25 mm 20 mm 35 mm. In stock and ready to ship. Note: Ball bearings do not have a cage, so they’ll fall out if the carriage is removed from the guide rail. Sleeve bearings outperform ball bearings in dirty environments. This linear guide rail is produced from high-quality bearing steel. These tiny carriages and guide rails are sized for electronic and other precision applications. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. Rail Length: 300mm (11. They can be modified with accessories in the field without removing the carriage. When it comes to 80 mm Linear Guide Rails, you can count on Grainger. Ball Bearing Carriages and Guide Rails for Curves. Global Standard Interchageable Linear Guide Ball Carriage for Profile Rail - Series: HSR-C, Flanged Block Mounted from Top or Bottom, 15 mm Rail, 47 mm Wide x 56. This guide rail is an ideal solution for cost-sensitive applications and is designed as a drop-in replacement with. These added processes and inspections result in some of the straightest rails in the market today, improving machine accuracies wherever the 500 Series Ball is used. Quick-Mount Standards and Shelf Brackets. The design of the profile rail isn’t forgiving, and this strictness can be of either great benefit to or a complicating factor for your. A: drylin® rails and slides offer a significant amount of noise reduction compared to recirculation ball bearing systems. A five degree-of-freedom model of a table supported by linear roller guides with guide rail errors was built to determine table-motion errors during its motion along erroneous rails. Windows OS. Part no. Menu. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. Minimize friction as parts move along a shaft. Ball Bearing Carriages and Guide Rails for Curves. 871 products. Wipers sweep away dust. Made of stainless steel, these carriages and guide rails are more corrosion resistant than steel carriages and guide rails. Linear motion guide bearings are sometimes referred to by the acronym LMG bearing. 45 shipping. 00. Side-Mount Ball Bearing Carriages and Guide Rails. Maximum moments up to 3 Nm (size 10) and up to 10 Nm (7. All of these carriages have a wide base and low-profile design to stabilize moment (twisting) and off-center loads. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. This guide rail is an ideal solution for cost-sensitive applications and is designed as a drop-in replacement with. They're good for use in areas where multiple carriages or rails won't fit. Guideway: Ball Rail® Systems with four long runner blocks per carriage Carriage with one-point lubrication Precision Ball Screw Assembly to tolerance class 7 with clearance-free. Considerations for sizing the guide rails and lead screw include withstanding the weight of the loads, using ball bearings to reduce friction, and ensuring a person can manually turn the lead screw with sufficient torque. Ball bearings provide accurate movement and positioning at high speeds under heavy loads. The LM Guide (Linear Motion Guide) is our main product, incorporating a part with a linear rolling motion into practical usage for the first time in the world. High-Cycle Ball Bearing Carriages and Guide Rails A plastic cage surrounds the ball bearings and keeps them from colliding, so these carriages run for many cycles without needing maintenance. Track Roller Carriages and Guide Rails Ball Bearing Carriages and Guide Rails for Curves For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high- speed, high-load applications. Good service and cheap products are available. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. For smooth, accurate movement around curves and loops, these carriages have ball bearings that work well in high-speed, high-load applications. For made-to-order guide rails, please specify the length of. A preloaded bearing loaded beyond the preload value has the same characteristics as a clearance bearing.