Mechanical components used to reduce friction and carry loads for rotary or linear motion; include ball and roller bearings, plain bearings, sleeve bushings, and other configurations.
Aerospace Bearings (96 suppliers)
Air Bearings (33 suppliers)
Angular Contact Bearings (323 suppliers)
Babbitt Bearings (43 suppliers)
Babbitt bearings are rotary bearings (no rolling elements) with special alloys poured into place in the bearing housing.
Learn more about Babbitt Bearings
Ball Bearings (686 suppliers)
Ball bearings are used to provide smooth, low friction motion in rotary applications. Ball bearings types include radial ball bearings (deep groove and angular contact) and thrust ball bearings.
Search by Specification | Learn more about Ball Bearings
Ball Joints (23 suppliers)
Ball joints are flexible joints consisting of a ball with a protruding stud that has been captured inside an outer housing. They allow simultaneous limited motion in all directions, including rotation as well as angular.
Learn more about Ball Joints
Ball Screw Support Bearings (66 suppliers)
Ball Transfer Units (BTU) (81 suppliers)
Ball transfer units (BTU) are ball transfer table components that consist of a large, load-bearing ball that sits atop smaller balls inside of a hemispherical cup.
Search by Specification | Learn more about Ball Transfer Units (BTU)
Balls and Sphere Shapes (210 suppliers)
Balls and sphere shapes are used in products that require a spherical component. Examples include bearings, ball screws, valves, flow meters, and gages. Balls and sphere shapes are made from materials such as glass, metals, plastics, and ceramics.
Search by Specification | Learn more about Balls and Sphere Shapes
Bearing Isolators (49 suppliers)
Bearing isolators are dynamic seals designed to protect bearings from outside contaminants. They are comprised of a rotor (rotating) and stator (stationary) member.
Search by Specification | Learn more about Bearing Isolators
Bearing Retainers and Cages (19 suppliers)
Bearing retainers or bearing cages are used in rotary and linear bearings to separate and maintain a specified distance between rolling elements, whether they are balls, needle rollers, or rollers.
Learn more about Bearing Retainers and Cages
Bearing Rings, Housings, and Flanges (68 suppliers)
Bearing rings, housings and flanges are bearing components that are used in the assembly of many different types of bearings. Bearing rings, which are sometimes referred to as bearing races, guide a rolling element such as a ball, roller, or needle roller. Bearing housings and flanges hold an insert bearing in position, support the load transferred from the bearing shaft through the bearing, and are used to mount the bearing to a surface.
Search by Specification | Learn more about Bearing Rings, Housings, and Flanges
Cam Followers (154 suppliers)
Cam followers or track rollers are rolling element bearings with either an integral stud or an inseparable inner ring for yoke mounting on a pin or shaft.
Search by Specification | Learn more about Cam Followers
Ceramic Balls (70 suppliers)
Ceramic balls are spherical, rolling elements that provide higher stiffness, lower thermal expansion, lighter weight, increased corrosion resistance, and higher electrical resistance than steel balls. They are made from a variety of ceramic materials.
Search by Specification | Learn more about Ceramic Balls
Ceramic Bearings (102 suppliers)
Ceramic hybrid bearings, the most common type of ceramic bearing, are constructed of steel inner and outer rings with ceramic (typically Si3N4) balls in place of steel. Common types of ceramic bearings are angular contact and conrad.
Search by Specification | Learn more about Ceramic Bearings
Cylindrical Roller Bearings (301 suppliers)
Cylindrical roller bearings have high radial-load capacity and moderate thrust loads. They contain rollers which are cylindrically-shaped, but crowned or end-relieved to reduce stress concentrations.
Search by Specification | Learn more about Cylindrical Roller Bearings
Flange Mounted Bearings (263 suppliers)
Flange mounted bearings are used when a shaft axis is perpendicular to the bearing mounting surface. They are available in 2, 3, or 4-hole configurations.
Search by Specification | Learn more about Flange Mounted Bearings
Hanger Bearings (69 suppliers)
Hydrostatic and Hydrodynamic Bearings (17 suppliers)
Hydrostatic bearings and hydrodynamic bearings are fluid film bearings that rely on a film of oil or air to create a clearance between the moving and stationary elements.
Learn more about Hydrostatic and Hydrodynamic Bearings
Insert Bearings (126 suppliers)
Jewel Bearings, Jewels, and Pivots (19 suppliers)
Jewel bearings, jewels and pivots are miniature components used in instruments and controls requiring low friction, long life and non-magnetic properties.
Learn more about Jewel Bearings, Jewels, and Pivots
Linear Bearing Rails (220 suppliers)
Linear Bearings (332 suppliers)
Linear Shafts (97 suppliers)
Magnetic Bearings (17 suppliers)
Miniature Bearings and Instrument Bearings (168 suppliers)
Miniature bearings and instrument bearings carry moderate radial and thrust loads at low operating torque while providing high performance in a small envelope design. These types of bearings are single row ball bearings available in up to 1 1/8" outer diameter (OD) sizes
Search by Specification | Learn more about Miniature Bearings and Instrument Bearings
Needle Roller Bearings (285 suppliers)
Needle roller bearings are a type of radial roller bearing with rollers whose length are at least four times their diameter. These bearings are valued for their high load capacity and low sectional height.
Search by Specification | Learn more about Needle Roller Bearings
Pillow Block Bearings (353 suppliers)
Pivot Bearings (13 suppliers)
Pivot bearings are used for pivotal, angular, or oscillating applications.
Learn more about Pivot Bearings
Plain Bearings and Sleeve Bearings (484 suppliers)
Plain bearings and sleeve bearings (also referred to as bushings or journal bearings) are used to constrain, guide or reduce friction in rotary or linear applications. They function via a sliding action.
Search by Specification | Learn more about Plain Bearings and Sleeve Bearings
Plastic Bearings (162 suppliers)
Plastic bearings are used in wet and corrosive environments, clean environments, areas that are difficult to lubricate, and applications that require non-magnetic bearings.
Search by Specification | Learn more about Plastic Bearings
Precision Shafting (81 suppliers)
Precision shafting provides the highest degree of overall accuracy, concentricity, straightness and surface perfection attainable in commercial practice.
Search by Specification | Learn more about Precision Shafting
Preload Springs, Spacers, and Washers (90 suppliers)
Preload springs, spacers, and washers are meant to maintain tension in an assembly where some slack may be present. Their capabilities can eliminate rattle, compensate for expansion or contraction of the assembly materials, or absorb intermittent shock loads. These products are made of elastic deformable materials, most commonly convoluted ductile, high-strength metal alloys which come in machined, welded, and open-ring varieties.
Search by Specification | Learn more about Preload Springs, Spacers, and Washers
Radial Ball Bearings (373 suppliers)
Radial ball bearings are friction reduction, rotation devices that carry loads radially around its axis. A subtype of ball bearings, they operate through the use of lubricated steel balls placed between two circular guides. They are frequently called deep-groove bearings.
Search by Specification | Learn more about Radial Ball Bearings
Rod End Bearings (254 suppliers)
Rod end bearings contain a bearing that can accommodate a shaft or rod with varying misalignment. They attach to a static rod via a threaded shaft.
Search by Specification | Learn more about Rod End Bearings
Roller Bearings (544 suppliers)
Roller bearings are used in rotary applications to replace sliding movement with low friction, rolling motion. The principal types of roller bearings are cylindrical, spherical, and tapered.
Search by Specification | Learn more about Roller Bearings
Rotary Shafts (152 suppliers)
Rotary shafts are elongated, rod-shaped devices that rotate about a longitudinal axis and transmit torque. They are similar in shape to linear shafts, but are designed to withstand torsional forces.
Search by Specification | Learn more about Rotary Shafts
Slewing Rings and Turntable Bearings (109 suppliers)
Slewing rings and turntable bearings can accommodate axial, radial and moment loads. They are not mounted in a housing or on a shaft, but are instead mounted directly to a seating surface via mounting holes.
Search by Specification | Learn more about Slewing Rings and Turntable Bearings
Specialty Rotary Bearings (163 suppliers)
Specialty rotary bearings are specialized or proprietary anti-friction bearings that don't belong to a conventional bearing category.
Search by Specification | Learn more about Specialty Rotary Bearings
Spherical Plain Bearings (203 suppliers)
Spherical plain bearings accommodate wide-ranging angular misalignment with a ball-and-socket type design. They are frequently used in linkages and control rod applications.
Search by Specification | Learn more about Spherical Plain Bearings
Spherical Roller Bearings (268 suppliers)
Spherical roller bearings are self-aligning bearings ideal for heavy-duty radial and axial loads. They utilize dual roller rows between a concave outer raceway and convex inner raceway to accommodate shaft deflection.
Search by Specification | Learn more about Spherical Roller Bearings
Super Precision and Spindle Bearings (107 suppliers)
Super precision and spindle bearings are high-precision bearings that are designed for use in machine-tool spindles and other precision applications. Most super precision bearings and spindle bearings carry a high quality-rating such as ABEC-7 or ABEC-9, and run coolly and smoothly at high speeds.
Search by Specification | Learn more about Super Precision and Spindle Bearings
Take-up Bearings (110 suppliers)
Take-up bearings are primarily used to correctly tension conveyor belts and systems, or to align tracks. They are available in three component types: bearing, frame, and take-up assembly (frame with bearing).
Search by Specification | Learn more about Take-up Bearings
Tapered Roller Bearings (347 suppliers)
Tapered roller bearings use rollers with different-sized diameters on each end. The rollers and accompanying bearing components can accomodate axial and radial loads.
Search by Specification | Learn more about Tapered Roller Bearings
Thin-section Bearings (89 suppliers)
Thrust Bearings (361 suppliers)
Thrust bearings are comprised of components which support axial loads, and little to no radial loads. Types include tapered, cylindrical, spherical, and needle roller thrust bearings, thrust ball bearings, fluid-film thrust bearings, and magnetic thrust bearings.
Search by Specification | Learn more about Thrust Bearings
Thrust Washers (50 suppliers)
Thrust washers are used as a bearing surface for rotary applications. They are usually made of steel, bronze, plastic, or other material with low friction coefficients.
Search by Specification | Learn more about Thrust Washers