
6219 ZZ Bearing
Material: Chrome steel
Precision: P0, P6, P5
Noise level and vibration: ZV, Z1V1, Z2V2, Z3V3, Z4V4
Radial clearance: C0, C3
Working temperature range: -30℃~120℃
Boundary dimensions standard: DIN 625-1
Tolerance standard: DIN 620-2
Grooves: Superfinishing
Cage material: Steel
Feature: High-precision, Low-noise, Long-life
Description
for 6219 ZZ Bearing.
6219 ZZ Bearing – The Perfect Solution for Your Industrial Needs
As a leading manufacturer in China, we are proud to introduce our high-quality, performance-driven 6219 ZZ Bearing to merchants worldwide. This top-of-the-line product is perfect for industrial machinery and equipment, providing excellent operation and durability for a range of applications.
Our 6219 ZZ Bearing is a deep groove ball bearing that features double-sided metal shields with a vibration absorbing material, which reduces noise and protects the bearing from debris. The bearing has internal clearance that is optimized for performance, and a steel cage that improves reliability and resistance to wear.
This state-of-the-art bearing is designed to provide optimal functionality, with a high load capacity and a maximum speed of 4,000 revolutions per minute. It is well-suited for applications such as conveyor systems, fans, and machine tools, among others. Our bearing is manufactured using only the highest quality materials and advanced technology, ensuring durability and longevity.
Our 6219 ZZ Bearing has been rigorously tested and meets various international standards, including ISO 9001:2015, RoHS, and REACH. Merchants can be assured that our product has passed strict quality control measures and is suitable for use in a variety of industrial settings.
In addition to its superior performance characteristics, our 6219 ZZ Bearing boasts a range of other features that make it an attractive investment for merchants worldwide. These include:
Efficient energy usage: Our bearing has been optimized for energy efficiency, ensuring low power consumption and reduced operating costs over the long-term.
Easy installation: Our bearing is simple to install and requires no special tools. Merchants can quickly and easily integrate it into their existing machinery and equipment.
Compatibility: Our bearing is compatible with a range of other equipment and machinery parts, making it a versatile solution that can be used across various industrial applications.
Reliability: Our 6219 ZZ Bearing is built to last, with a design that is resistant to wear and optimized for heavy-duty usage. Merchants can rely on our product to provide long-term performance and efficiency with minimal maintenance required.
Overall, our 6219 ZZ Bearing is the perfect solution for merchants seeking a high-quality, versatile, and reliable bearing for their industrial needs. We are confident that our product will exceed your expectations and provide excellent value over time. Contact us today to learn more about this product and how it can benefit your operations.
● Introduction
6219 ZZ bearing belongs to single-row deep groove bearings. Deep groove ball bearings are simple in structure, easy to achieve high manufacturing accuracy and mass production in series compared with other types, and also have lower manufacturing cost, so they are the widely used bearings. Bearings are mainly subjected to pure radial load, and can also be subjected to radial load and axial load at the same time. Due to the existence of radial clearance of the bearing, the actual contact angle will be increased under the axial load, so the variation of contact angle should be considered when determining the axial load capacity. The bearing has a small friction coefficient and high limiting speed. The material of the bearing cage is 08Al, and the cage is generally made of steel plate by stamping at normal temperature with a mold. The processing of stamping cage generally includes punching, bending, stretching, forming, and other processes. Bearings are widely used in automobiles, gearboxes, industrial machinery, low-noise motors, and other fields.
● Production Details
To ensure the quality of the surface of the ring, follow reasonable cutting specifications and reasonable use of the tool and sharpening system, timely clean up the steel chip belt on the tool to avoid scratching the machined surface, and timely removal of residual burrs. The bearing assembly process is parts demagnetization, cleaning, inner and outer roll (groove) size grouping selection, closing set, checking clearance, riveting cage, final inspection, receding breakage, cleaning, rust prevention, packaging, and human finished product storage. Quenching and tempering after the generation of tempering are insufficient mainly due to inaccurate tempering temperature, short heating time, or the furnace loading capacity being too large. The tempering process should be tempered according to the provisions of the tempering temperature, holding time, loading volume, and re-tempering. The method to test the tempering shortage is to make a tempering stability test.
● Technical Parameters
The standard of boundary dimensions is ISO 15: Rolling bearings - Radial bearings - Boundary dimensions, general plan.
6219 ZZ bearing | |||
Bore diameter | d | 95 mm | |
Outside diameter | D | 170 mm | |
Width | B | 32 mm | |
Chamfer dimension | r | min. 2.1 mm | |
Shoulder diameter outer ring | D1 | – | |
Caliber diameter outer ring | D2 | ≈ 150.9 mm | |
Shoulder diameter inner ring | d1 | ≈ 118.3 mm | |
Diameter of shaft shoulder | da | min. 107 mm | |
Diameter of housing shoulder | Da | max. 158 mm | |
Fillet radius | ra | max. 2.1 mm | |
Basic dynamic load rating | Cr | 108 000 N | |
Basic static load rating | Cor | 81 500 N | |
Fatigue load limit | Cur | 4 700 N | |
Limiting speed | nG | 3 600 r/min | |
Reference speed | nB | 4 950 r/min | |
Mass | m | ≈ 2.79 kg |
● Tolerance and Radial Clearance
The standard of tolerance is DIN 620-2: Tolerances for rolling bearings.
The standard of radial clearance is ISO 5753−1: Rolling bearings. Internal clearance. Part 1.Radial internal clearance for radial bearings.
Dimensions | Tolerance | Radial Clearance | |||||
P0 | P6 | P5 | C0 | C3 | |||
Bore diameter | d | 95 mm | -20 ~ 0 um | -15 ~ 0 um | -10 ~ 0 um | 12 ~ 36 um | 30 ~ 58 um |
Outside diameter | D | 170 mm | -25 ~ 0 um | -18~ 0 um | -13 ~ 0 um | ||
Width | B | 32 mm | -200 ~ 0 um | -200 ~ 0 um | -200 ~ 0 um |
● Noise Level and Vibration Level
The standard of noise level is JB/T 7047: Noise level measuring with the instrument S0910.
The standard of vibration level is JB/T 10187: Vibration level measuring with the instrument BVT.
Dimensions | Noise level | Vibration level | ||||||||||
Z | Z1 | Z2 | Z3 | V | V1 | V2 | V3 | V4 | ||||
Bore diameter | d | 95 mm | 58 dB | 57 dB | 55 dB | 50 dB | L | 480 um/s | 290 um/s | 210 um/s | 145 um/s | 75 um/s |
Outside diameter | D | 170 mm | M | 420 um/s | 250 um/s | 180 um/s | 125 um/s | 75 um/s | ||||
Width | B | 32 mm | H | 600 um/s | 370 um/s | 270 um/s | 180 um/s | 115 um/s |
● FAQ (Frequently Asked Questions)
Q1: How long will our the inquiry and question be answered?
A1: After receiving your inquiry and question, we will reply you within 1 to 6 hours.
Q2: How about the quality of bearings?
A2: We supply high quality bearings and strictly follow ISO9001 standard for production.
Q3: What is the MOQ of the products?
A3: Usually the MOQ is 1 piece, and depending on the model.
Q4: How about the Delivery time of the products?
A4: Usually the delivery time is 3 to 15 days, and depending on the quantity.
Q5: How do you control the quality of the products and check the quality before delivery?
A5: Our company has a professional quality inspection department, which strictly controls the quality of products, and has complete after-sale service.
● About Us
Shaanxi Gainhui Heavy Industries Co., Ltd. is a professional bearing manufacturer and and distributor in china. Equipped with a professional large factory, we can supply competitive bearing products and OEM service to worldwide customers. With high quality, competitive price and great after-sale service of 6219 ZZ bearing, welcome to contact us in time.
Why choose us?
- Our Deep Groove Ball Bearings are manufactured to meet international standards and specifications.
- Rich production experience, strict scientific management, so that our 6219 ZZ Bearing get inspection certificate.
- Our company has strict quality control processes in place to ensure consistent product quality and customer satisfaction.
- The firm belief of pioneering, unity and struggle, and the pursuit of success always inspire us to move forward with head held high.
- We provide excellent after-sales service to ensure customer satisfaction with our Deep Groove Ball Bearings products.
- The formulation and implementation of strategy must be ensured by corresponding human resources, which is one of the key links for the achievement of strategic goals.
- We believe in delivering the best Deep Groove Ball Bearings products at a fair price, and we never compromise on quality.
- Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
- We are constantly researching and developing new and innovative Deep Groove Ball Bearings products to meet the evolving needs of our customers.
- Our company always takes 'from China, serving the world' as our own responsibility and successfully introduces many 6219 ZZ Bearing into the international market.
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