Bore Dimensions: fifty nine.99 – sixty mm
Applicable Industries: Building Content Shops, Producing Plant, Equipment Mend Shops
Type: Needle
Model Number: NA6912
Precision Score: P0 P6 P5 P4 P2
Seals Variety: Open up/ZZ/2RS
Number of Row: Single row
Merchandise name: Needle bearing
Application: Equipment
Substance: chrome metal Gcr15
Cage: Steel palte
Characteristic: Extended Existence Higher Pace Lower Noise
Deal: Industrial Packing
Lubrication: Grease Oil
Certificate: ISO9001
Support: OEM ODM
Packaging Information: A.Standard export packing. B.In accordance to consumer desire.
Port: HangZhou

Very good Performance Higher Velocity CZPT NA6912 Low cost Roller Needle Bearing

Design Dumber(ZZ/2RZ)Inside Diameter(mm)External Diameter(mm)
NUP230a hundred and fifty270forty five
NUP232a hundred and sixty29048
NUP234a hundred and seventy31052
NUP236one hundred eighty32052

Remember to speak to our sales for much more modles of bearing equipment.
If you have any distinct inquiry, We are going to be happy to support you!
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Company Information
ZheJiang Haotao Industrial Co., Ltd. is a organization specializing in bearing product sales.

It has proven a very good have confidence in connection with world well-known brands. It mainly deals in Swedish CZPT bearings, German FAG bearings, CZPT bearings, Japanese CZPT bearings, CZPT bearings, CZPT bearings, Deep Groove Ball Bearing 628 Bearing With Very best Cost American CZPT bearings and other planet manufacturer bearings.

It has a big warehouse and has a stock of tens of millions of sets with different specs. A lot more than 30,000 types. Company scope covers iron and steel metallurgy, equipment production, petrochemical sector, chemical fiber textile, cement developing components, vehicle production, electronics, substantial-speed rail, prescribed drugs, meals, equipment equipment, Flat Thrust Bearing Plane Bearing AXK0821 AXK1226 AXK1571 Needle Roller Bearing for Compressor electricity, paper making, coal mining and other industries.

Clients all over the planet, even though enhancing the reasonable cost of quality items, provide clients with technical guidance, pre-sale, after-sale and other providers, delivering users with 24-hour complete services. In line with the tenet of quality initial, track record 1st and services initial, we have received the support and have confidence in of our clients.

We are ready to build prolonged-time period mutually helpful welcoming trade with our clients, and function hand in hand to generate outstanding!

Qualifition Certificate
Packaging and Logistics
FAQIf you have any other concerns, BringSmart BLDC Motor DC Micro Motor 5V 6V 9V 12V 24V Synchronous Motor 50Hz .9-60rpm For Display Stand with Plastic Gear please feel free to speak to us as follows.

Q: Why did you select us?
A. We offer the very best high quality bearings with sensible price, reduced friction, lower noise and long support lifestyle.
B. With enough inventory and quickly shipping, you can select our freight forwarder or your freight forwarder.
C. The ideal support supplied by a well-trained worldwide product sales team.

Q: Do you settle for modest orders?
one hundred% high quality check, as soon as your bearings are common dimension bearings, even a single, we also acknowledge.

Q: How extended is your delivery time?
Normally talking, if the goods are in stock, it is 1-3 times. If the products are out of inventory, it will get 6-ten times, depending on the amount of the purchase.

Q: Do you give samples? Is it free of charge or additional?
Yes, we can supply a modest volume of free samples. Do you thoughts having to pay the freight?

Q: What must I do if I don’ 39602F33 Sq. Bore Bearing 33.3310033.33mm Agricultural Bearing 39602F33 t see the type of bearings I need?
We have as well numerous bearing collection quantities. Often we cannot put them all on Alibaba. Just deliver us the inquiry and we will be quite happy to deliver you the bearing details.

Welcome to contact me anytime!
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Types of Ball Bearings

If you’re looking to purchase a new ball bearing, there are many different types available. Learn about Single-row designs, Ceramic hybrid bearings, and Self-aligning ball bearings. You can also choose from stainless steel or single-row designs. Then, read about the different types of materials available to you. You’ll have an easier time making a decision. After all, you won’t have to worry about maintaining your new ball bearing, since it will be maintained by your supplier.

Single-row designs

Ball bearings with a single-row design have a high load-carrying capacity. They are used in applications where high loads must be handled smoothly. A single-row design is a good choice when the material’s properties require high load-carrying capacity but limited axial load capability. Single-row designs use two bearings with similar design features, but they have different mounting methods. Single-row designs can be adjusted either against one another to accommodate axial loads.
The single-row design is suitable for high-speed applications, but also has some disadvantages. The contact angle a is the angle between the radial plane and contact line. The larger the angle, the higher the axial load carrying capacity of the bearing. Single-row angular contact ball bearings are suitable for higher axial forces. Single-row angular contact ball bearings have a single-row design and support high axial forces in one direction. Single-row ball bearings are available in both pressed steel and machined steel cages.
Angular contact ball bearings with a single row feature a cage made of fiber-glass reinforced polyamide 66. These are available in diameters up to 130 mm. Four-point angular contact ball bearings use brass, steel, or brass plate. They have good running properties and a low coefficient of linear expansion. Single-row designs are easy to mount and are widely available. Alternatively, they can be mounted with a universal match design, which allows them to be easily adjusted.
One-row angular contact ball bearings are generally not suitable for angular misalignments because they are unsuitable for compensation of angular misalignments. Misalignments cause internal forces in the bearing which reduce its radial load capacity and life expectancy. This type of bearing is not suitable for adjacent mounting as it increases the chances of misalignment. However, it is a suitable choice for applications where only one bearing is required per bearing position.

Ceramic hybrid bearings

While all-ceramic bearings are limited to very specialized applications, Si3N4-based hybrid bearings are finding use in a wide range of high-speed machines. Compared to steel, ceramics are less susceptible to centrifugal forces, which are directly proportional to the mass of the balls. Because Si3N4 replacement balls have a lower density than steel, these bearings reduce the stress placed on the outer race.
The benefits of hybrid bearings are clear: they allow for higher speeds and loads than full-ceramic bearings, and they require no lubrication. Because of their many benefits, many industrial equipment operators are switching to these innovative bearings. CBR is one company that specializes in ceramic hybrid bearings and can help you find the best product for your application. If you are thinking about purchasing ceramic bearings for your next machine, here are some things you need to know about them.
A ceramic ball bearing surface has an extremely low coefficient of friction, which is important for applications that require low friction and high speeds. Ceramic balls also have a higher hardness than steel balls, which increases their life. In addition to this, ceramic hybrid bearings have superior thermal properties, generating less heat even when spinning at high speeds. These properties make ceramic hybrid bearings an ideal choice for high-speed machinery, especially electric motors. They are also suitable for applications that operate under water.
A ceramic ball hybrid bearing is much less susceptible to temperature fluctuations and wear. Because they are essentially indestructible, ceramic balls do not generate wear particles from the adhesive wear. They can run at significantly higher speeds than steel balls. Ceramic balls are also more resistant to moisture. For this reason, grease is a recommended lubricant in most ceramic bearing applications. These lubricants offer superior protection against moisture and corrosion. Further, they are available in many types.

Self-aligning ball bearings

A self-aligning ball bearing is one type of self-aligning bearing. These bearings are recommended for use in flex shaft systems. Their self-aligning feature prevents them from misaligning when in use. They can be used in both single and multiple-joint systems. In addition to self-aligning ball bearings, these units also feature flex shafts.
These self-aligning ball bearings come in a variety of configurations, including cylindrical, round, tapered, and straight bore. Their inner ring is tapered to meet specific tolerances. They are suitable for operating temperatures ranging from -30°F to 120°F. Their wide range of applications allows them to be used in general machinery, precision instruments, and low noise motors. In addition, they are available in a variety of outside diameters, widths, and internal clearances.
Self-aligning ball bearings have two rows of balls and one common sphered raceway in the outer ring. This enables them to automatically compensate for angular misalignment, which may be caused by machining and assembly errors or deflections. Compared to spherical roller bearings, these self-aligning ball bearings generate less friction. They run cooler even at high speeds. Self-aligning ball bearings also offer free engineering support.
Self-aligning ball bearings are designed for difficult shaft alignment. They are double-row, self-retaining units, with cylindrical or tapered bores. These bearings are available in open and sealed designs, and can also be used in applications with misalignment. They are also available with an outer ring that rotates in relation to the inner ring. When it comes to shaft misalignment, self-aligning ball bearings are a great solution.

Stainless steel

Stainless steel is a metal that resists corrosion and is highly durable. Its corrosion-resistant and water-resistance properties make it a good choice for bearings in food and marine applications. Additionally, stainless steel has hygienic benefits. Here are some of the benefits of stainless steel ball bearings. Read on to learn more about these amazing bearings! We’ve included some of the most common uses for stainless steel.
Hardness is important in a ball bearing. Steel uses the Rockwell C scale to measure hardness. A grade 25 steel ball bearing is accurate to 25 millionths of an inch, while a grade five ceramic bearing is less than a half-inch round. Although roundness is important, it shouldn’t be overemphasized, as the bearing surfaces may not be as accurate as the grade of the metal. And remember, a higher price tag doesn’t mean a better product.
Stainless steel ball bearings are available in a variety of alloys. The alloys used in manufacturing a stainless steel ball bearing vary in hardness, strength, and ductility. Stainless steel ball bearings have high corrosion-resistance properties. Additionally, they have long lubrication lives. These benefits make them a popular choice for industrial applications. These bearings are easy to maintain, reduce replacement costs, and offer corrosion resistance.
The NTN Sentinel Series is a premium line of stainless steel bearings. The solid lube is NSF H1 registered and prevents grease from leaching into food. It is also corrosion-resistant and doesn’t need to be coated. The seals and slinger create a water-resistant barrier between the steel ball and the lubricant. It also adds safety and security to the bearing.

Plastic balls

For applications where noise and weight are major concerns, plastic balls are ideal. These non-magnetic balls are ideal for MRI X-ray machines and sensors. They are also easy to lubricate, and are non-magnetic. A polymer ball bearing is the lightest of all three types. This makes them a good choice for many industries. Read on to learn more. This article will introduce some of the advantages of plastic balls for ball bearings.
Although ceramic ball bearings are more durable and offer many advantages, they are more expensive than plastic. Fortunately, plastic ball bearings offer a cheaper alternative. These bearings feature all-plastic races and cages. Depending on the application, plastic balls can be used in applications involving chemicals. In these cases, plastic ball bearings are available with a C160 grade, which is safe for use in temperatures below 176 deg F.
Medical devices often require precision specialty balls, which are made of glass, stainless steel, and plastic. These bearings must meet stringent cleanliness requirements. To meet the most stringent requirements, they must undergo ultrasonic cleaning. These bearings are available in plastic raceways, and are also available with glass or stainless steel balls. Polyethylene balls are lightweight and can be used in a variety of applications. They can be ordered in different sizes and tolerances to meet specific requirements.
Plastic balls for ball bearings are often mounted into other parts, such as plastic wheels, pulleys, and housings. They can be seamlessly integrated into other parts of a machine, which reduces assembly time and improves affordability. One important advantage of plastic bearings is that they are rust-resistant. As such, they can be used in harsh environments without causing any damage. If a piece of equipment is exposed to extreme temperatures, polymers are the ideal choice.

China NSK China supplier High Speed Roller Needle Bearing with cheap price for industry equipment     supplierChina NSK China supplier High Speed Roller Needle Bearing with cheap price for industry equipment     supplier
editor by czh 2023-02-19