China wholesaler Wheel Hub Bearing 512432, 2119810227, Br930813 with Best Sales

Product Description

Contact:; Joanna Xuan  
Mob:; +86~8 13858117 
1.;Reference OEM NO.;:;512432,;2119815717,;BR93571

2.;Product Specification:;
Item Condition:; New
Item Description:; Wheel Bearing and Hub Assembly
Position:; Rear Axle

3.;About us :;
We are specialize in manufacturing wide range of automotive wheel bearing,; wheel hub bearing,; wheel hub for European and American,; Japanese,; Korean automobiles:;
a.; The DAC Series wheel bearing;
b.; The Second generation wheel Hub Units;
c.; The Third generation wheel Hub bearing;
We have passed the evaluation of ISO9001:;2000 ,; TS16949 Quality management system certification and we believe that quality and service is key to success .;our company will always offer high quality products and satisfying after-sale service to all our customers .;

Some New models of our wheel hub bearing,;Hub assembly as following:;

512571 512040 512122 512158 512173 512184 512204 512213 512226 512232
512239 512249 512251 512255 512261 512262 512263 512264 512306 512307
512315 512354 512355 512356 512361 512362 512364 512365 512376 512379
512382 512385 512387 512389 512390 512391 512392 512393 512394 512395
512396 512397 512399 512402 512404 512406 512410 512411 512412 512413
512414 512415 512417 512421 512422 512423 512425 512428 512429 512430
512431 512432 512433 512434 512436 512438 512441 512442 512447 512448
512449 512450 512451 512452 512453 512454 512455 512456 512465 512466
512468 512473 512478 512479 512480 512482 512486 512489 512490 512502
512504 512508 512509 512513 512516 512518 512519 512522 512530 512531
512533 512538 512525 512526 512527 513079 513082 513093 513099 513114
513115 513153 513155 513165 513168 513195 513216 513251 513259 513269
513278 513279 513284 513285 513289 513291 513293 513300 513302 513303
513304 513305 513309 513311 513312 513313 513314 513315 513316 513324
513326 513340 513347 513350 513356 515085 515112 515116 515125 515127
515130 515131 515132 515133 515134 515142 515143 515162 518501 518502
518503 518504 518505 518506 518507 518508 518509 518510 518511 518512
518514 518515 518516 518519 541001 541002 541003 541004 541005 541007
541008 541009 541571 541011 541012 541016 HA590002 HA590041 HA590043 HA590047
HA590063 HA590096 HA595717 HA590124 HA590125 HA590139 HA590140 HA590199 HA595715 HA595714
HA595718 HA595717 HA595716 HA595718 HA590267 HA595710 HA59571 HA590322 HA590324 HA590330
HA59571 HA590360 HA590361 HA590362 HA590367 HA59571 HA59 0571 HA59571 HA59571 HA590383
HA59 0571 HA590397 HA59 0571 HA590407 HA590408 HA590409 HA59571 HA59571 HA59571 HA590423
HA590426 HA59 0571 HA590428 HA59571 HA59571 HA59571 HA59571 HA59571 HA59571 HA590440
HA590442 HA590443 HA590443 HA590444 HA590446 HA590449 HA590450 HA59571 HA59571 HA590460
HA59 0571 HA59571 HA59571 HA59571 HA59571 HA59571 HA59 0571 HA59 0571 HA590487 HA590491
HA59571 HA59571 HA59571 HA590522 HA59 0571   HA590528 HA59571 HA59571 HA59571 HA590541
HA59571 HA59571 HA590565 HA590568 SP500704 SP555717 SP555719 SP555710 SP555711 SP555712
SP55571 SP620301 SP620303 BR93571 BR930862 BR93571 BR930899 BR930900    

Screw Shaft Types

A screw shaft is a cylindrical part that turns. Depending on its size, it is able to drive many different types of devices. The following information outlines the different types of screws, including their sizes, material, function, and applications. To help you select the right screw shaft, consider the following factors:


A screw can come in a variety of shapes and sizes, ranging from a quarter to a quarter-inch in diameter. A screw is a cylindrical shaft with an inclined plane wrapped around it, and its main function is to fasten objects together by translating torque into a linear force. This article will discuss the dimensions of screws and how to determine the size of a screw. It is important to note that screw sizes can be large and small depending on the purpose.
The diameter of a screw is the diameter of its shaft, and it must match the inner diameter of its nuts and washers. Screws of a certain diameter are also called machine screws, and they can be larger or smaller. Screw diameters are measured on the shaft underneath the screw head. The American Society of Mechanical Engineers (ASME) standardized screw diameters in 3/50-inch to 16 (3/8-inch) inches, and more recently, sizes were added in U.S. fractions of an inch. While shaft and head diameters are standardized, screw length may vary from job to job.
In the case of the 2.3-mm screw group, the construct strength was not improved by the 1.2-mm group. The smaller screw size did not increase the strength of the construct. Further, ABS material did not improve the construct strength. Thus, the size of screw shaft is an important consideration in model design. And remember that the more complex your model is, the larger it will be. A screw of a given size will have a similar failure rate as a screw of a different diameter.
Although different screw sizes are widely used, the differences in screw size were not statistically significant. Although there are some limitations, screws of different sizes are generally sufficient for fixation of a metacarpal shaft fracture. However, further clinical studies are needed to compare screw sizes for fracture union rates. So, if you are unsure of what size of screw shaft you need for your case, make sure to check the metric chart and ensure you use the right one.


The material of a screw shaft plays an important role in the overall performance of a screw. Axial and central forces act to apply torque to the screw, while external forces, such as friction, exert a bending moment. The torsional moments are reflected in the torque, and this causes the screw to rotate at a higher rate than necessary. To ensure the longevity of the screw, the material of the screw shaft should be able to handle the bending moment, while the diameter of the shaft should be small enough to avoid causing damage.
Screws are made from different metals, such as steel, brass, titanium, and bronze. Manufacturers often apply a top coating of chromium, brass, or zinc to improve corrosion resistance. Screws made of aluminum are not durable and are prone to rusting due to exposure to weather conditions. The majority of screw shafts are self-locking. They are suited for many applications, including threaded fasteners, C-clamps, and vises.
Screws that are fabricated with conical sections typically feature reduced open cross-sectional areas at the discharge point. This is a key design parameter of conical screw shafts. In fact, reductions of up to 72% are common across a variety of applications. If the screw is designed to have a hard-iron hanger bearing, it must be hardened. If the screw shaft is not hardened, it will require an additional lubricant.
Another consideration is the threads. Screw shafts are typically made of high-precision threads and ridges. These are manufactured on lathes and CNC machines. Different shapes require different materials. Materials for the screw shaft vary. There are many different sizes and shapes available, and each 1 has its own application. In addition to helical and conical screw shafts, different materials are also available. When choosing material, the best 1 depends on the application.
The life of the screw depends on its size, load, and design. In general, the material of the screw shaft, nut body, and balls and rollers determine its fatigue life. This affects the overall life of the screw. To determine whether a specific screw has a longer or shorter life, the manufacturer must consider these factors, as well as the application requirements. The material should be clean and free of imperfections. It should be smooth and free of cracks or flaking, which may result in premature failure.


The function of a screw shaft is to facilitate the rotation of a screw. Screws have several thread forms, including single-start, double-start and multi-start. Each form has its own advantages and disadvantages. In this article we’ll explore each of them in detail. The function of a screw shaft can vary based on its design, but the following are common types. Here are some examples of screw shaft types and their purposes.
The screw’s torque enables it to lift objects. It can be used in conjunction with a bolt and nut to lift a load. Screws are also used to secure objects together. You can use them in screw presses, vises, and screw jacks. But their primary function is to hold objects together. Listed below are some of their main functions. When used to lift heavy loads, they can provide the required force to secure an object.
Screws can be classified into 2 types: square and round. Square threads are more efficient than round ones because they apply 0deg of angle to the nut. Square threads are also stronger than round threads and are often used in high-load applications. They’re generally cheaper to manufacture and are more difficult to break. And unlike square threads, which have a 0deg thread angle, these threads can’t be broken easily with a screwdriver.
A screw’s head is made of a series of spiral-like structures that extend from a cylindrical part to a tip. This portion of the screw is called the shank and is made of the smallest area. The shank is the portion that applies more force to the object. As the shaft extends from the head, it becomes thinner and narrow, forming a pointed tip. The head is the most important part of the screw, so it needs to be strong to perform its function.
The diameter of the screw shaft is measured in millimeters. The M8 screw has a thread pitch of 1.25 mm. Generally, the size of the screw shaft is indicated by the major and minor diameter. These dimensions are appended with a multiplication sign (M8x1).


The design of screws, including their size and shape, determines their critical rotating speeds. These speeds depend on the threaded part of the screw, the helix angle, and the geometry of the contact surfaces. When applied to a screw, these limits are referred to as “permissible speed limits.” These maximum speeds are meant for short periods of time and optimized running conditions. Continuous operation at these speeds can reduce the calculated life of a nut mechanism.
The main materials used to manufacture screws and screw shafts include steel, stainless steel, titanium, bronze, and brass. Screws may be coated for corrosion resistance, or they may be made of aluminium. Some materials can be threaded, including Teflon and nylon. Screw threads can even be molded into glass or porcelain. For the most part, steel and stainless steel are the most common materials for screw shafts. Depending on the purpose, a screw will be made of a material that is suitable for the application.
In addition to being used in fasteners, screw shafts are used in micrometers, drillers, conveyor belts, and helicopter blades. There are numerous applications of screw shafts, from weighing scales to measuring lengths. If you’re in the market for a screw, make sure to check out these applications. You’ll be happy you did! They can help you get the job done faster. So, don’t delay your next project.
If you’re interested in learning about screw sizing, then it’s important to know the axial and moment loads that your screws will experience. By following the laws of mechanics and knowing the load you can calculate the nominal life of your screw. You can also consider the effect of misalignment, uneven loading, and shocks on your screw. These will all affect the life of your screw. Then, you can select the right screw.

China wholesaler Wheel Hub Bearing 512432, 2119810227, Br930813   with Best SalesChina wholesaler Wheel Hub Bearing 512432, 2119810227, Br930813   with Best Sales