Linear Bearings

Machinery & Machining Tools, Mechanical Power Transmission

Linear Drives are available with fourth rolling ring bearing.

April 16, 2014

Amacoil-Uhing Model RG3 linear drives with 3 rolling ring bearings can be fitted with 4th, adding 2 more bearing-to-shaft contact points and doubling thrust of units. Products come in range of sizes with side thrust ranging from 7-800 lb. Travel speed and direction are mechanically controlled, suiting drives for use in equipment needing reciprocating linear motion component. They also suit material handling systems, spraying assemblies, converting equipment, and metrology/inspection machines. Read More

Mechanical Power Transmission

Linear Bearings come in JIS sizes.

August 13, 2013

Available in inch, metric, and Japanese Industrial Standard sizes, Super Smart Ball Bushing® Linear Bearings feature universal self-aligning bearing plates that are forgiving of misaligned housing bores and shaft deflection, promoting uniform ball loading over entire length of bearing plate as well as optimized distribution of load between ball tracks. Bearings have coefficients of friction as low as 0.001 with steady state speeds up to 3 m/s and acceleration up to 150 m/s². Read More

Mechanical Power Transmission, Mounting & Attaching Products, Optics & Photonics

Optical Cage System allows unlimited customization.

September 21, 2012

Consisting of precision rods and plates, TECHSPEC Cage System Linear Translation Assemblies offer alternative to complex optical alignment systems, and allow user to construct custom, adaptable opto-mechanical component systems with limitless options for modification. In addition to building customized digital fluorescence microscopes or autocollimators, system can create Michelson Interferometers, allowing for adjustment of all instrument parameters. Read More

Mechanical Power Transmission

Single Row Ball Bearing travels at speeds up to 5.5 m/s.

June 5, 2012

Designed for applications with specified radial loading conditions, MadeWell® Radial Wheel achieves reliable motion in environments exposed to debris, such as sawdust or grit, where traditional linear bearings fail. Available in carbon steel or stainless steel and in 3 primary sizes ranging from 0.774-1.803 in. OD, 90° vee-groove bearing works well in sliding wall panels, motorized doors and windows, heavy-duty drawers, and commercial furniture. Read More

Mechanical Components & Assemblies, Mechanical Power Transmission

Linear Roller Guides offer line contact and optimized rigidity.

May 13, 2010

Suited for where heavy loads must be moved in confined spaces without loss of precision or rigidity, Tschudin and Heid linear roller cages and guides allows displacement of moving parts in axial direction via use of parallel shafts and sleeves; no radial movement is possible. Rollers offer line contact with guide, enabling low pre-load at assembly to be maintained. Rollers are arranged within plastic or metallic cage in spiral fashion, spread over entire surface area of shaft and sleeve. Read More

Material Handling & Storage, Mechanical Power Transmission

Rail/Bearing System is anti-magnetic and corrosion resistant.

April 29, 2009

Designed to be washed down with disinfectants or industrial cleaners, SS DEFENDER Linear Rail(TM) suits medical, pharmaceutical, and food processing applications. Rails are available in lengths of 40.94, 59.84, 81.89, and 122.83 in. or in cut to order sizes, and each 3 bearing slider unit is 3.15 in. long. Cross section of bearing and slider is only 1.02 x .866 in. Bearing rails are rolled 304 stainless with internal bearing race, and each 440C SS ball bearing roller features 2RS seals. Read More

Material Handling & Storage, Mechanical Components & Assemblies, Mechanical Power Transmission

Linear Rail System can withstand corrosive environments.

July 8, 2008

Suited for medical, pharmaceutical, semiconductor, and other applications where magnetism is an issue, DEFENDER features 1-piece rolled 304 SS construction, and can take radial and axial load of 170 and 89 lb, respectively. Sliding Carriage Block body features 3 hardened, 440C rollers with 2RS seals, and eccentric center roller allows for pre-load adjustment and smooth movement without clearance. Unit has operating temperature range of -30 to 100°C. Read More

Material Handling & Storage, Mechanical Power Transmission

Slide Rails and Carriages offer quiet, linear motion.

June 3, 2008

Available in slide widths from 12.70-25.40 mm, linear slide rails feature extruded aluminum rail and block which is ceramic coated. Block has Teflon® composite, self-lubricating, low-friction, maintenance-free liner, and 45º load plane promotes load capacity. FDA-compliant and washdown-friendly, products are resistant to contamination, shock, and vibration. Coefficient of friction is 0.15-0.20 with 1,000 psi max, 10,000 pressure value max, and 400 surface feet/min max speed. Read More

Mechanical Power Transmission

Linear Bearings and Shafting resist rust and contamination.

July 23, 2004

DryLin R plastic linear bearings consist of iglide® J polymer material that requires no lubrication or maintenance. Bearings are dimensionally interchangeable with standard, re-circulating ball bearings. DryLin S anodized aluminum shafting can be customized with flats, grooves, through-holes, or other modifications. Products suit extreme dirt conditions, underwater, food, and wash down applications. Read More

Mechanical Power Transmission

Linear Ball Bearings are offered in inch sizes.

May 25, 2004

Available un-mounted or in aluminum housing, SKF inch series features compact design and recirculating balls to reduce friction and promote unlimited stroke. Series includes open and closed designs in standard or corrosion-resistant versions; self-aligning types; adjustable clearance designs; and tandem linear ball-bearing units. All are equipped with integral seals. Inch-dimension linear ball bearings are suited for use in linear guidance systems. Read More

Mechanical Power Transmission

Linear Bearings run dry for over 100 million overruns.

October 23, 2003

Anti-friction, precision DryRunner bearings are free of organic, sulfur-containing solid and soft metal coating lubricants. Products' rails have running surfaces coated with abrasion-resistant tungsten carbide, and available sizes include RN3, RN4, RN6, RNG4, and RNG6. Max lengths are available up to 900 mm, and max speeds of 1 m/s and max accelerations up to 150 m/s² can be reached. Operating temperature ranges from -40 to +80°C. Read More

Mechanical Power Transmission

Linear Bearings utilize dry-running technology.

August 20, 2003

DryLin® R linear bearings are composed of self-lubricating polymer iglide® J. With channels that enable flow of dirt and dust, bearings do not need to be sealed. Flat glide pads reduce clearance between liner and shaft, and axial fastener secures bearing tighter to outside housing for added stability. Contact area is increased to 80%, improving overall load capacity. DryLin R bearings are suited for harsh, debris-infested or water-based environments. Read More

Mechanical Power Transmission

Linear Bearings offer two quality grades for high accuracy.

June 26, 2003

Cross-Roller Precision Linear Bearings with SQ Special Quality Option have runout of no more than 5 microns over travel distance up to 1,800 mm. They withstand high demand applications such as optical measuring equipment. SSQ Super Special Quality bearings have runout of no more than 2.5 microns over travel distance of 1,200 mm, and meet stringent requirements of fiber optic splicing equipment. Both offer extreme smoothness and zero friction. Read More

Mechanical Power Transmission

Bearings add motion and modularity to structures.

May 17, 2002

UniBearings(TM) add linear motion and application modularity to existing T-Slotted aluminum structures without disassembling frames. UniBearings causes motion to come from bearings themselves, or bearings can be fixed to allow rail system and any attached assembly to move. Applications range from pick and place assemblies to material handling transfer systems. Read More

Mechanical Power Transmission

Linear Bearings are made from 100% polymer.

February 27, 2002

Drylin® RJI inch and Drylin® RJM metric polymer linear bearings are directly interchangeable with standard re-circulating ball bearings, and fit into standard pillow blocks. Made from iglide® J material, bearings have low coefficient of friction and shock and vibration dampening, require no external lubrication, and resist corrosion and wear. They are available from stock in standard sizes. Read More

Mechanical Power Transmission

Linear Bearing needs no lubricants.

February 27, 2002

One-Stop Shopping DryLin(R) linear bearing system consists of polymer-lined plain bearings with or without pillow blocks and DryLin(R) S aluminum shafting. It is suited for applications where lubricants are not desired, and wherever contamination due to dirt, dust, sawdust, lint or paper dust hinders operation of linear ball bearings. Read More

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