Tag Archives: double row bearings

China Standard Bearings Roller Bearing Pillow Block Bearing Spherical/Tapered/Wheel Bearing 29320 Thrust Roller Bearing double row ball bearing

Product Description

Bearings Roller Bearing Pillow block bearing Spherical/Tapered/Wheel Bearing 29320 Thrust Roller Bearing


Product Name Thrust Roller Bearing 29320
Material Chrome Steel, GCR15, Stainless steel, Carbon steel
Type Thrust cylindrical roller bearing, thrust self-aligning roller bearing, thrust tapered roller bearing, thrust needle roller bearing
Size d:3-110mm,D:9-240mm
Grade PO,P6,P5,P4,P2
Cage Steel Cage,copper Cage,nylon Cage
Used For Heavy machine tools, High-power marine gear boxes, Oil drilling rigs, Vertical motors, Oil drilling rigs, Iron and steel making machinery, Hydraulic generators, Vertical motors, Marine propeller shafts,Tower cranes, Extruders, Crane hooks, Oil drilling rig rings, Rolling mill roll necks
Warranty 1 year
Brand R&Z bearing or OEM
Packing According to the buyer requests for packaging


Bearing No. Dimensions(mm) Weight Bearing No. Dimensions(mm) Weight
  d D B kg   d D B kg
81103 17 30 9 0.571 81206 30 52 16 0.123
81104 20 35 10 0.037 81207 35 62 18 0.195
81105 25 42 11 0.053 81208 40 68 19 0.249
81106 30 47 11 0.057 81209 45 73 20 0.287
81107 35 52 12 0.043 81210 50 78 22 0.356
81108 40 60 13 0.105 81211 55 90 25 0.568
81109 45 65 14 0.13 81212 60 95 26 0.642
81110 50 70 14 0.14 81213 65 100 27 0.87
81111 55 78 16 0.218 81214 70 105 27
81112 60 85 17 0.266 81215 75 110 27 0.8
81113 65 90 18 0.31 81216 80 115 28 0.9
81114 70 95 18 0.332 81217 85 125 31 1.26
81115 75 100 19 0.393 81218 90 135 35 1.77
81116 80 105 19 0.4 81220 100 150 38 2.2
81117 85 110 19 0.42 81222 110 160 38 2.445
81118 90 120 22 0.62 81224 120 170 39 2.69
81120 100 135 25 0.95 81226 130 190 45 4.204


Bearing No. Dimensions(mm) Weight Bearing No. Dimensions(mm) Weight
  d D T kg   d D T kg
89311 55 105 30 1.18 29236 180 250 42 7.5
89312 60 110 30 1.26 29238 190 270 48 8
89313 65 115 30 1.33 29240 200 280 48 8.9
89314 70 125 34 1.82 29244 220 300 48 10
89315 75 135 36 2.23 29248 240 340 60 16.7
89316 80 140 36 2.37 29252 260 360 60 18.5
89317 85 150 39 3 29324 120 210 54 7.63
89318 90 155 39 3.28 29326 130 225 58 9.43
89320 100 170 42 4.19 29328 140 240 60 11.1
89322 110 190 48 6.03 29330 150 250 60 11.6
89324 120 210 54 8.52 29332 160 270 67 15.4
89410 50 110 36 1.316 29334 170 280 67 16.2
89412 60 130 42 2.818 29414 70 150 48 4.06
89413 65 140 45 3.52 29415 75 160 51 4.76
89414 70 150 48 4.38 29416 80 170 54 5.91
89415 75 160 51 5.25 29417 85 180 58 7.04
89416 80 170 54 6.41 29418 90 160 60 8.18


Heavy machine tools, High-power marine gear boxes, Oil drilling rigs, Vertical motors, Oil drilling rigs, Iron and steel making machinery, Hydraulic generators, Vertical motors, Marine propeller shafts,Tower cranes, Extruders, Crane hooks, Oil drilling rig rings, Rolling mill roll necks.

Advantages of CZPT thrust roller bearing:

OEM/ODM is available:

Our package

* Industrial package+outer carton+pallets
* single box+outer carton+pallets
* Tube package+middle box+outer carton+pallets
* According to your requirements


1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay
samples charge and shipping cost.

The customized LOGO or drawing is acceptable for us.

1.MOQ: 10 pcs mix different standard bearings.
2.MOQ:  2000 pcs customized your brand bearings.

1.We can printing our brand (logo,artwork) on the shield or make your own brand on the shield.
2.We can custom your packaging according to your design


Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
US$ 0.01/Piece
1 Piece(Min.Order)

Request Sample



Customized Request


Advantages and disadvantages of different types of bushings

Bushings are a simple but essential part of machinery with sliding or rotating shaft assemblies. This type of bearing is used in a wide variety of industries because its high load-carrying capacity and excellent anti-friction properties make it a necessity for construction, mining, hydropower, transportation and agricultural machinery. In addition to these applications, bushings also play a vital role in material handling and food processing. This article explores the various types of bushings available.

air casing

The air bushing forms a frictionless cylinder that applies the load to the rotating object. Bushings are used to measure torque and provide self-centering force in applications where linear motion is critical. The following are load equations that can be used to select the appropriate air sleeve for your application. To learn more about these air sleeves, read on. This article discusses the benefits and uses of air bushings in linear motion.
Bushings have many advantages over bearings. They are not prone to wear and corrosion. Unlike bearings, they can easily bypass conversion and inspection periods. Their high-quality design guarantees reliable machine performance, yet they are inexpensive and easy to replace. In many industries, air compressors are essential for sports. The air bushing eliminates friction, allowing the compressor to work more efficiently. They can also help eliminate the need for frictionless bearings and improve the overall efficiency of the machine.
Another type of air bearing is the cylindrical bushing. These are used for linear and aerostatic motion. Their low friction properties allow them to support radial loads without wearing out or damaging components. They are usually used for normal sized shafts. Air bushings have several components that can be used with other types of air bearings. Cylindrical air bearings have four o-ring grooves that allow them to be inserted into the structure. They are often used with other types of air bearings for smoother motion.

rubber bushing

If you’re looking to buy a new suspension system, you may be wondering if rubber or polyurethane is the right choice. Rubber is less expensive, but not without its drawbacks. Polyurethane is more durable and offers better handling and suspension. Rubber bushings also reduce road feel, while polyurethane isolates the driver from the road. Both materials will help you improve handling and alignment, but each has advantages and disadvantages.
Typically, rubber bushings are cylindrical components with metal inner and outer surfaces. These metals can be stainless steel, mild steel or aluminum. They are usually stress relieved and prestressed for maximum durability. They are designed to meet the exact specifications of a specific application. For example, shock-absorbing rubber bushings are cushioning pads made of polyurethane that absorb road bumps and noise.
Unlike polyurethane, rubber suspension bushings have a shorter lifespan than polyurethane. This is because rubber is more susceptible to damage from UV rays, road chemicals and oils. The rubber also stretches and warps due to the pressure of the road. The rubber bushing also squeaks, which can be cause for concern. But if the noise persists for a long time, it may be a sign that your vehicle needs a new suspension system.
The main reason why cars use rubber bushings is for shock absorption. During machine use, vibration and noise caused by the movement of parts can cause serious damage. To prevent this, rubber bushings act as shock absorbers and damping agents. Rubber bushings are an excellent choice for automakers, but they are also used in a variety of industrial settings.

Polyurethane bushing

If you want to make your vehicle handle better, polyurethane bushings may be the answer. They come in different shapes and sizes and can improve a wide range of areas. This article will explore the advantages and disadvantages of polyurethane bushings and their potential place in your car. However, before you decide to upgrade your suspension, you should understand the various advantages and disadvantages of polyurethane bushings.
The main difference between a polyurethane bushing and a rubber bushing is how the bushing rides on the suspension arm. Polyurethane bushings do not have faces that slide against each other like rubber bushings. This means they allow for more rotation and flexion, as well as consistent alignment of the control arms. Polyurethane bushings require lubrication, but only need to be lubricated every five years, much longer than equivalent rubber bushings.
Another difference between polyurethane and rubber bushings is hardness. The former has the least elasticity and is generally the most suitable for street use. While rubber bushings provide the best NVH quality, they are also notorious for changing suspension geometry. Rubber is known to be an excellent choice for street use, but polyurethane has a lifespan that far outlasts rubber.

bronze bushing

There are two main types of bronze bushings, sintered and cast. The latter require additional lubrication and are typically used in applications where powder metal products cannot be secured. The former is cheaper than the latter, but the process is more expensive. Bronze bushings can be used in environments where the material will be exposed to high temperature and vibration. For these reasons, the production process is relatively slow and expensive.
The strength of bronze is the main reason why they are so popular. Brass is a softer metal that deforms and corrodes easily. The bronze casing can withstand continuous immersion in water and can last for hundreds of years with little or no maintenance. However, it is important to note that this metal is not resistant to aggressive chemicals and requires regular maintenance to keep it in good condition.
Bronze bushings offer many advantages, including durability and aesthetics. Bronze bushings are available in a variety of sizes and can be ordered in imperial and metric sizes. They can be built to your specifications and are very durable. You can even custom order them if you want. And because they can be customized, they are an excellent choice for high-end applications. The quality of the bronze bushings is second to none.

Plastic bushing

Engineered composite plastic bushings have been shown to last longer than bronze bushings and have also been found to reduce maintenance costs by up to 40%. Plastic bushings have become the first choice for thousands of applications, including medical equipment, food processing machinery, pumps, and more. Bronze bushings are oil-impregnated, but their performance is limited by their inherent weaknesses: oil-impregnated bronze tends to develop high levels of capillary action and requires rotational motion to maintain an intact oil film. Low speed and intermittent use of bronze bushings can also hinder the ability of the lubricant to provide adequate lubrication.
Advantages of plastic bushings over metal include low friction, non-reactive surfaces, and long life. CZPT offers a variety of engineering plastics that outperform traditional metals in a range of applications. For example, nylon bushings resist wear while requiring little lubrication. In addition, polymer-shaped plastics are lightweight and highly resistant to aggressive cleaning agents and chemicals.
Besides being less expensive than metal bushings, plastic bushings offer many other advantages. They are very durable, have a low coefficient of friction, and are more wear-resistant than metal. Unlike metal, plastic bushings do not require lubrication and do not absorb dust and oil like metal bushings. They are lightweight, easy to maintain and last longer. This makes them an excellent choice for many applications.

Sleeve bearing

Sleeve bearings are simple pipes with matching components. They facilitate linear motion by absorbing friction and vibration. They can withstand heavy loads and work at high temperatures for long periods of time. Flange bearings are similar to sleeve bearings, but are enclosed and rotated in a housing unit. Sleeve bearings have higher load-carrying capacity and resistance to shock loads. Furthermore, they are lightweight and low cost.
Another name for sleeve bearings is babbitt radial bearings. These bearings are usually made of bronze and have straight inner and outer diameters. They are also impregnated with oil and can withstand radial loads. Typical uses for sleeve bearings are agriculture, automotive and machine tools. Sleeves can also be solid or cored material, depending on the intended use.
The type of sleeve bearing used in the bushing is important in determining which type of bushing to buy. Sleeve bearings are sized based on pressure and speed considerations. Typically, the PV limit is an upper bound on the combined pressure and velocity for a given casing material. In some cases, the sleeve bearing used in the bushing is the same as the plain bearing.
Sleeve bearings are simple in design and made from a variety of materials, including bronze and plastic. They are more affordable than metal, but plastic is still not inaudible. Plastic sleeve bearings will rattle like metal bearings if the gap between the two bushings is not accurate. Additionally, high temperature electronic painting can permanently thin the casing. The stainless steel backing provides a good surface for electronic painting and enhances abrasion resistance.

China Standard Bearings Roller Bearing Pillow Block Bearing Spherical/Tapered/Wheel Bearing 29320 Thrust Roller Bearing   double row ball bearingChina Standard Bearings Roller Bearing Pillow Block Bearing Spherical/Tapered/Wheel Bearing 29320 Thrust Roller Bearing   double row ball bearing
editor by CX 2023-04-20