Bearings and Bushings Reference Materials

Description: Internal bearing clearance is the free space between the inner and outer raceways of a bearing. It is also known as radial internal clearance or axial internal clearance. The internal clearance of a ...

Description: Bearing tolerances is an essential aspect of engineering design, and their significance cannot be overstated. Bearings play a crucial role in the proper functioning of rotating equipment, and their ...

Description: Understanding friction torque in bearings will help engineers in selecting the correct design for their application. In this article, we will explore factors affecting friction torque in bearings, ...

Description: Miniature Angular Contact Bearings are designed to handle both axial and radial loads in high-speed applications where space and weight are critical. They are used in a wide range of industries, ...

Description: Optimizing the performance of warehouse robots provides efficiency and productivity for any automated warehousing operation. Achieving full optimization involves the use of high-quality precision ...

Description: Ball bearings are mechanical components designed to reduce friction between moving parts while supporting rotary motion. They consist of an inner ring, an outer ring, and a set of steel or ceramic ...

Description: In 1945, linear ball bushings were patented, and they began to be marketed commercially during the 1950’s. Ball bushings were the primary linear motion guidance system until the 1970’s, ...

Description: For practical purposes, we are not designing bearings but placing already designed bearings into applications. The complex engineering and analysis of bearing design is best left to the major ...

Description: Airfoil bearings vs. magnetic bearings in turbo blowers ...

Description: The design is simple as the only components are the needles and the cage. Needle Roller and Cage Assemblies are perfect for use in small envelope designs. This type of bearing is considered a direct ...

Description: C-3 versus standard clearance is simply that C-3 is looser having more play than a standard fit bearing. Each application determines the fit clearance so the designer will determine tolerances and ...

Description: Bronze bushings are widely used in many applications due to their unique combination of strength, durability, and machinability. Oil impregnated bronze bushings are a cost-effective and ...

Description: WHY SHOULD YOU CARE ABOUT COUNTERFEIT BEARINGS? ...

Description: Micro or Miniature bearings are essential components in a wide range of mechanical systems, from medical instruments, robotics, and all types of industrial machinery. They are designed to reduce ...

Description: If you've searched for bearings online, you've likely come across product descriptions boasting about meeting ANSI, ISO, or ASTM standards. You know the standards are a sign of quality - but who came ...

Description: Understanding your application requirements, operating environment, loads, and speeds are the basics for getting started in your search for the best bearing design for your application. Our article ...

Description: In robotics, the precision functioning of mechanical components is required for optimal performance. Bearings, serving as vital components in robotic systems, play a pivotal role in reducing friction ...

Description: Sliding contact bearings, also known as plain bearings, are a type of bearing that operates by sliding rather than rolling. Sliding bearings have been used for centuries, and are designed in ...

Description: Without proper lubrication, bearings will have increased friction and wear, leading to overheating and premature failure. Lubrication reduces friction and wear by penetrating around the bearing's ...

Description: Calculating the life expectancy of bearings is important for design. Engineers can use a bearing life formula to predict its useful life, taking into account loads, speeds, and lubrication. The ...

Description: What are miniature, micro or small bearings? Miniature bearings sometimes referred to as micro bearings or small bearings are small dimensioned bearings which range in size from .1181 inch to 1 inch ...

Description: Bearings are important for optimal functioning of mechanical systems. Bearings support the weight of rotating shafts and contribute to reduced friction. Poor bearing performance can lead to expensive ...

Description: Loads affecting bearings include force exerted by the weight of the object the bearings support, transmission force of devices such as gears and belts, loads generated in equipment during operation, ...

Description: Ball and roller bearings are machine elements that are used in all kinds of machines and devices with rotating parts. Their properties have frequently contributed greatly to technical and economic ...

Description: Sleeve bearings, also known as plain bearings or “friction” bearings, are the oldest of all bearing technologies. They are versatile bearings that can be used as a linear bearing, rotary, ...

Description: The torsional spring rate and load capacity of C-Flex bearings is dependent upon length, width, and thickness of the internal flat spring beams. ...

Description: Performance guide chart ...

Description: Regardless of the application, you always want a bearing to be sturdy and reliable. But when it comes to components for aircraft, the margin for error is almost nonexistent. Passengers, air freight ...

Description: What's teeny tiny and goes really fast? It's not the wasp dive-bombing your soda on a hot day...it's miniature and instrument bearings! ...

Description: The food processing industry demands high standards of cleanliness and hygiene to prevent contamination of food products. To meet these demands, pillow block bearings, or plummer blocks, are used in ...

Description: Did you know these 10 things in your home have bearings in them? ...

Description: When it comes to developing a next generation machine or process, motion system designers often ask the question whether to employ mechanical bearings or air bearings. ...

Description: This case history discusses the upgrade of the #1 combination journal/thrust bearing assembly in an 80 MW turbine generator. The existing taper land thrust plates experienced frequent failures and the ...

Description: AGRICULTURAL BEARINGS THAT KEEP PACE WITH TECHNOLOGICAL ADVANCES ...

Description: Zhuhai Gree wanted to take advantage of the benefits of scroll compressors for its air conditioners, but needed to make sure the new technology would be functional and profitable. ...

Description: We're looking at roller bearings. ...

Description: All about thin section bearings. ...

Description: Most engineers start exploring the benefits of air bearings once their manufacturing tolerances drop to less than 1 micron. Why is that? ...

Description: What is "solutions engineering" and why is it so important for precision manufacturing? ...

Description: Metrology is the science of measurement, where precision is paramount. In manufacturing, vision metrology or "machine vision" is essential for quality control in mass production, allowing ...

Description: This article will cover the basics of air bearings, their benefits, and some common air-bearing applications by industry. ...

Description: We're highlighting types of bearings or bearing components. In this article, we present Thinex and torque tube bearings. ...

Description: Most production facilities have some kind of rotary bearings, and while they are working, no one gives them much thought. But as the saying goes, a little ounce of prevention can spare a huge pound of ...

Description: The first step should be deciding between working directly with a manufacturing partner or selecting a reseller with a catalog of products. The greater the number of specifications which are ...

Description: We've put together a series of informational articles to highlight bearing types, terminology, and components. In this segment of Bearings 101, we focus on machine tool spindle bearings. ...

Description: Rotary bearings are machine elements that support rotating shafts accurately while providing low friction conditions. In order to maintain a stable bearing performance over a prolonged duration, ...

Description: Turbine and generator manufacturers are often confronted with issues related to the project’s specific characteristics, which influences the performance of the bearings used. In fact, some of ...

Description: Thermoplastic use as labyrinth seals in rotating equipment is continuing to gain acceptance in the process industries. Presented in this paper is a discussion on thermoplastic use as a labyrinth seal ...

Description: At Miba, we routinely repair and manufacture sleeve and tilting pad journal bearings for gearboxes. Typically, these gearboxes are single or double helix parallel shaft design and are used as single ...

Description: In a variety of 4-lobe journal bearing applications, hydrostatic lifting is used to prevent damage during the start-up or run-out phase. The design of hydrostatic pockets depends very much on the ...

Description: In high speed, high load fluid-film bearings, the laminar-turbulent flow transition can lead to a considerable reduction of the maximum bearing temperatures, due to a homogenization of the fluid-film ...

Description: Tilting pad journal bearings are used in turbo machines like turbo compressors, turbo gears, gas turbines and steam turbines. By increasing the power density, the applied loads and velocities have ...

Description: ABTech Air Bearings are "Orifice Compensated" and float on a specific Air Gap (thickness of air film) and many design aspects revolve around the air gap specification. ...

Description: Crop sprayers, both self-propelled and trailed, incorporate plain bearings in the pivot joints of the arms to fold and unfold them. ...

Description: Standard wheel-driven tractors and harvesters are available in rubber track versions for better traction in muddy, sandy, soft and slippery terrain. ...

Description: Tamping units are used to tightly pack the irregularly sized stones (or "track ballast") under railway tracks. This process helps support the track's structure and improves durability ...

Description: Non-contact rubber sealed bearings are greased for life with factory controlled volumes. ...

Description: In high performance turbomachinery, the maximum bearing temperatures can be a crucial parameter. To increase the operational safety and performance, Miba developed the patent pending eddy groove ...

Description: Miba Industrial Bearings manufactures custom-engineered designs and bearings built to customer prints, but even when asked to build the customer’s design, we may recommend improvements to ...

Description: Many pieces of rotating equipment experience oil leaks. ...

Description: You may look at a sheep and wonder what is has to do with CNC (computer numerical control) machining. The truth is, we might not have seen the creation and expansion of manufacturing and computing as ...

Description: The vast majority of fluid film bearings give excellent service over long periods of time. When bearings do suffer damage, the cause may be obscure. Often, damage is the result of several failure ...

Description: In a fluid film bearing, the stationary and rotating surfaces are separated by a thin film of lubricant, such as oil, air, water or process fluid. In a hydrodynamic fluid film bearing, the film ...

Description: A new material technology is now available for use in scroll compressor bearing manufacture to provide notably improved performance both in durability and seizure resistance in comparison to the ...

Description: Critical components of hydropower plants, such as turbines and gates, depend on bearings to properly function. From GGB's interactions with multiple plant owners, we know that maintaining operations ...

Description: Leonardo da Vinci, the artist, cartographer, astronomer, and painter of "The Last Supper" and the "Mona Lisa", was also an engineer. His research and discoveries predated the invention of helicopters, ...

Description: we've decided to highlight types of bearings or bearing components. This time, we turn the spotlight on deep groove bearings. ...

Description: Linear guides are precision mechanical assemblies that operate as part of a system. As such, they can only perform to the degree that they are properly integrated into the overall machine. Merely ...

Description: Bearings are among the most critical components in a mechanical assembly, but are often one of the latest design components selected. However, one important aspect is frequently not considered - ...

Description: Bearing Glossary (in case you forgot) ...

Description: Lubrication plays a critical role in extending the life of mechanical equipment. With that said, there are many issues related to the application and use of lubrication in mechanical systems. In ...

Description: Can a bearing be used for both Linear and Rotational motion? A bearing or bushing can be used for linear or rotational motion. While most bearings and bushings are designed for only one type of ...

Description: The Basics of Crossed Roller Bearings Crossed roller bearings provide more accuracy, rigidity, and weight-bearing capacity for linear motion than other commonly used friction-reducing devices such as ...

Description: In 2002, a leading oil & gas customer approached Waukesha Magnetic Bearings with the challenge of developing a bearing for a hermetically sealed integral motor compressor. Availability and reliability ...

Description: Spherical bearings are also referred to as spherical plain bearings, spherical ball bearings or ball bushings. ...

Description: Glossary of bearing types ...

Description: Mahesh Thangamani, GGB India Sales Manager, was interviewed by MotorIndia magazine. In the article published on 17 March, Mahesh provides details about PyroSlide™1100, GGB High Temperature ...

Description: Plain cylindrical bearings are made to handle heavier loads and higher speeds than ball bearings and cylindrical roller bearings, both of which are bearings with rolling elements. This is because ...

Description: Flange bearings consist of a cylindrical body with a flange at one end. These bearings are capable of supporting radial loads as well as light axial loads due to the flange providing a thrust surface. ...

Description: Plain bearings, also referred to as bushes, bushings or sleeve bearings, are cylindrical shaped and have no moving parts. ...

Description: Back to FAQ While all ball bearings reduce rotational friction, some high precision bearings are specially manufactured to withstand support loads, or bearing loads, in various directions. Two ...

Description: Plain bearings, also referred to as bushings, sleeve bearings, solid bearings, shaft bearings, or journal bearings, are differentiated from roller bearings by the fact that plain bearings have no ...

Description: Thrust washers, also referred to as thrust bearings or thrust plates, are flat, disk-shaped bearings that are made of either metal-polymer or fiber reinforced composite material. ...

Description: What are the different types of ball bearings, and what are their applications? ...

Description: Bushings, (sometimes called plain bearings, plain bushings, or sleeve bearings) reduce friction between two surfaces sliding against each other. ...

Description: Deep groove ball bearings are the most common type of ball bearing. They are commonly used in electric motors and in household appliances, car motors, office machinery, automation control, and garden ...

Description: A roller bearing is a type of rolling-element bearing that uses a cylinder (roller) instead of a ball. In general, the cylindrical bearings allow for greater radial loads. They are made to handle ...

Description: Sleeve bearings (sometimes called bushings, journal bearings or plain bearings) facilitate linear movement between two parts. Sleeve bearings consist of a metal, plastic or fiber-reinforced composite ...

Description: Slide bearings facilitate precise linear motion and accommodate structural expansion. ...

Description: A bushing is one classification of the overall category of bearings. ...

Description: With over 20 years of experience Lukoil, a leading oil & gas business of Russia, aspired to expand oil & gas fields in Russia. For the expansion, Lukoil decided on the Bolshekhetskaya depression in ...

Description: Most people know what a bearing is, but fewer recognize a bushing. In this piece, we'll compare bearings and bushings and point out the differences between the two types of components. ...

Description: With over 100 years of experience, Alstom Power is a leading provider in the power generation industry. Close to 25% of the world's power production capacity depends on Alstom technology or services. ...

Description: Over a 13-year span, a major South American oil company's maintenance department fought recurring high vibrations in three gas reinjection compressor trains. To reduce the likelihood of machine trips, ...

Description: 18,000 RPM Air Bearing Spindles for Image Scanning in Harsh Conditions The Challenge: Design an inspection system for a European high-speed rail system - that must function accurately in harsh ...

Description: Many applications involve vibration, heavy, and/or shock loads, in addition to environmental issues like contamination, temperature variations and corrosion. Some conditions like temperature and ...

Description: Modern Linear makes products suitable for food processing and packaging applications. Special designs, materials and processes allow our guide roller components to meet the stringent standards of food ...

Description: ABTech's 5-Axis air bearing project was designed and built for the National Ignition Facility at Lawrence Livermore Labs. The National Ignition Facility, or NIF is a stadium sized facility used to ...

Description: NASA needed a machine that would safely and quickly produce optics for their long-delayed NuSTAR X-ray telescope. The scientists at NASA challenged ABTech to develop a multifunctional machine that ...

Description: Located in the Leningradskaya region of Russia, Gazprom's Compressor Station Elizavetinskaya-1 is a key point of the Gryazovets-Vyborg Pipeline and provides gas to European consumers via the ...