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Single row deep groove ball bearings Suppliers

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single Row Deep Groove Ball Bearings

Single-row deep groove ball bearings, as a representative structural form of rolling bearings, occupy an important position in the industrial field due to their unique design and wide application scenarios.
Single-row deep groove ball bearings can not only effectively bear radial loads, but also bear axial loads in two directions at the same time. Its structure is simple, mainly composed of an inner ring, outer ring, rolling element (steel ball), and cage. The rolling element and cage are located on one side between the inner and outer rings to form a deep groove structure, which is also the origin of the name "single-row deep groove ball".
Single-row deep groove ball bearings benefit from simple structure and precise design. Single-row deep groove ball bearings can maintain low friction resistance when running at high speed, thereby reducing the heat generated by friction, which is crucial to improving the operating efficiency of equipment and extending its service life.

Micro deep groove ball bearings
Model Inner Diameter Outer Diameter Height Chamfer(r) Basic Basic Limiting Speed
(Open type) (Dust-proof cover type) (d) (D) (Open type) (Dust-proof cover type) (Open type) (Dust-proof cover type) Dynamic Load Static Load (Grease) (Lubricant)
(B) (B1) *1000rpm
601X 601XZZ 1.5 6 2.5 3 0.15 0.15 112 33 100 120
682 682ZZ 2 5 2 2.3 0.1 0.1 160 50 88 100
MR52 MR52ZZ 2 5 2 2.5 0.1 0.1 160 50 88 100
MR62 MR62ZZ 2 6 2.5 2.5 0.15 0.15 330 98 75 90
MR72 MF72ZZ 2 7 2.5 3 0.15 0.15 385 127 63 75
602 602ZZ 2 7 2.8 3.5 0.15 0.15 386 129 60 71
MR82X - 2.5 8 2.5 - 0.2 - 560 179 60 67
692X 692XZZ 2.5 7 2.5 3.5 0.15 0.15 386 129 63 75
602X 602XZZ 2.5 8 2.8 4 0.15 0.15 552 177 60 71
MR63 MR63ZZ 3 6 2 2.5 0.1 0.1 208 74 71 80
683ZZ 683ZZ 3 7 2 3 0.1 0.1 311 112 63 75
MR83 MR83ZZ 3 8 2.5 - 0.15 - 560 179 60 67
MR93 MR93ZZ 3 9 2.5 4 0.2 0.15 570 187 56 67
623 623ZZ 3 10 4 4 0.15 0.15 630 218 50 60
633 633ZZ 3 13 5 5 0.2 0.2 1300 485 40 48
MR74 MR74ZZ 4 7 2 2.5 0.1 0.1 310 115 60 67
MR84 MR84ZZ 4 8 2 3 0.15 0.1 395 139 56 67
MR104 MR104ZZ 4 10 3 4 0.2 0.15 585 204 48 56
684 684ZZ 4 9 2.5 4 0.1 0.1 640 225 53 63
694 694ZZ 4 11 4 4 0.15 0.15 960 345 48 56
604 604ZZ 4 12 4 4 0.2 0.2 960 345 48 56
624 624ZZ 4 13 5 5 0.2 0.2 1300 485 40 48
634 634ZZ 4 16 5 5 0.3 0.3 1730 670 36 43
MR85 MR85ZZ 5 8 2 2.5 0.1 0.1 310 12 53 63
M R95 MR95ZZ 5 9 2.5 3 0.15 0.15 430 168 50 60
M R105 MR105ZZ 5 10 3 4 0.15 0.15 430 168 50 60
M R115 MR115ZZ 5 11 - 4 0.15 0.15 716 282 45 56
685 685ZZ 5 11 3 5 0.15 0.15 715 281 45 53
695 695ZZ 5 13 4 4 0.2 0.2 1080 430 43 50
605 605ZZ 5 14 5 5 0.2 0.2 1330 505 40 50
625 625ZZ 5 16 5 5 0.3 0.3 1730 670 36 43
635 635ZZ 5 19 6 6 0.3 0.3 2620 1060 32 40
MR106 MR106ZZ 6 10 2.5 3 0.15 0.1 495 218 45 53
M R126 MR126ZZ 6 12 3 4 0.2 0.15 715 292 43 50
686 686ZZ 6 13 3.5 5 0.15 0.15 1080 440 40 50
696 696ZZ 6 15 5 5 0.2 0.2 1730 670 40 50
606 606ZZ 6 17 6 6 0.3 0.3 2260 835 38 45
626 626ZZ 6 19 6 6 0.3 0.3 2620 1060 32 40
636 636ZZ 6 22 7 7 0.3 0.3 3300 1370 30 36
M R117 MR117ZZ 7 11 2.5 3 0.15 0.1 455 201 43 50
M R137 MR137ZZ 7 13 3 4 0.2 0.15 540 276 40 48
687 687ZZ 7 14 3.5 5 0.15 0.15 1170 510 40 45
697 697ZZ 7 17 5 5 0.3 0.3 1610 710 36 43
607 607ZZ 7 19 6 6 0.3 0.3 2620 1060 36 43
627 627ZZ 7 22 7 7 0.3 0.3 3300 1370 30 36
M R128 MR128ZZ 8 12 2.5 3.5 0.15 0.1 545 275 40 48
Mr148 MR148ZZ 8 14 3.5 4 0.2 0.15 820 385 38 45

688 688ZZ 8 16 4 5 0.2 0.2 1260 590 36 34
698 698ZZ 8 19 6 6 0.3 0.3 2620 1060 36 34
608 608ZZ 8 22 7 7 0.3 0.3 3300 1370 34 40
628 628ZZ 8 24 8 8 0.3 0.3 3350 1430 28 34
638 638ZZ 8 28 9 9 0.3 0.3 4550 1970 28 34
689 689ZZ 9 17 4 5 0.2 0.2 1327 668 36 43
699 699ZZ 9 20 6 6 0.3 0.3 1720 840 24 40
609 609ZZ 9 24 7 7 0.3 0.3 3350 1430 22 38
629 629ZZ 9 26 8 8 0.3 0.3 4550 1970 17 34
6800 6800ZZ 10 19 5 5 0.3 0.3 1716 840 37 43
6900 6900ZZ 10 22 6 6 0.3 0.3 2695 1273 34 41
6000 6000ZZ 10 26 8 8 0.3 0.3 4550 1970 30 36
6200 6200ZZ 10 30 9 9 0.6 0.6 5100 2390 24 30
6300 6300ZZ 10 35 11 11 0.6 0.6 8100 3450 22 26
6801 6801ZZ 12 21 5 5 0.3 0.3 1915 1041 33 39
6901 6901ZZ 12 24 6 6 0.3 0.3 2886 1466 31 36
6001 6001ZZ 12 28 8 8 0.3 0.3 5100 2370 28 32
6201 6201ZZ 12 32 10 10 0.6 0.6 6800 3050 22 28
6301 6301ZZ 12 37 12 12 1 1 9700 4200 20 24
6802 6802ZZ 15 24 5 5 0.3 0.3 2073 1253 28 33
6902 6902ZZ 15 28 7 7 0.3 0.3 4321 2259 26 30
6002 6002ZZ 15 32 9 9 0.3 0.3 5600 2830 24 28
6202 6202ZZ 15 35 11 11 0.6 0.6 7650 3750 20 24
6302 6302ZZ 15 42 13 13 1 1 11400 5450 17 20
6803 6803ZZ 17 24 5 5 0.3 0.3 2073 1253 28 33
6903 6903ZZ 17 28 7 7 0.3 0.3 4321 2259 26 30
6003 6003ZZ 17 35 10 10 0.3 0.3 6000 3250 22 26
6203 6203ZZ 17 40 12 12 0.6 0.6 9550 4800 17 20
6303 6303ZZ 17 47 14 14 1 1 13600 6650 15 18
6804 6804ZZ 20 32 7 7 0.3 0.3 4015 2462 21 25
6904 6904ZZ 20 37 9 9 0.3 0.3 6381 3682 19 23
6004 6004ZZ 20 42 12 12 0.6 0.6 9400 5000 18 20
6204 6204ZZ 20 47 14 14 1 1 12800 6600 15 18
6304 6304ZZ 20 52 15 15 1.1 1.1 15900 7900 14 17
R1-4 R1-4zz 1.984 6.35 2.38 3.571 0.1 0.1 284 96 67 80
R133 R133zz 2.38 4.762 1.588 2.38 0.1 0.1 144 53 80 95
R1-5 R1-5zz 2.38 7.938 2.779 3.571 0.1 0.1 552 176 60 71
R144J R144Jzz 3.175 6.35 2.38 2.779 0.1 0.1 311 110 67 80
R144 R144zz 3.175 6.35 2.38 2.779 0.1 0.1 284 96 67 80
R2-5 R2-5zz 3.175 7.938 2.779 3.571 0.1 0.1 558 180 60 67
R2-6 R2-6zz 3.175 9.525 2.779 3.571 0.15 0.15 640 227 53 63
R2 R2zz 3.175 9.525 3.967 3.967 0.3 0.3 631 219 56 67
R2A R2Azz 3.175 12.7 4.366 4.366 0.3 0.3 640 227 53 63
R155 R155zz 3.967 7.938 2.779 3.175 0.1 0.1 359 150 53 63
R156 R156zz 4.762 7.938 2.779 3.175 0.1 0.1 359 150 53 63
R166 R166zz 4.762 9.525 3.175 3.175 0.15 0.15 709 272 50 60
R3 R3zz 4.762 12.7 3.967 4.978 0.15 0.15 1301 488 43 53
R3A R3Azz 4.762 15.875 4.978 4.978 0.3 0.3 1480 621 38 45
R168 R168zz 6.35 9.525 3.175 3.175 0.1 0.1 373 172 48 56
R188 R188zz 6.35 12.7 3.175 4.762 0.15 0.15 1082 442 40 50
R4 R4zz 6.35 15.875 4.978 4.978 0.3 0.3 1480 621 38 45
R4A R4Azz 6.35 19.05 5.558 7.142 0.4 0.4 2336 896 36 43
R1810  R1810zz 7.938 12.7 3.967 3.967 0.15 0.15 542 276 40 48
R6 R6zz 9.525 22.225 5.558 7.142 0.4 0.4 3332 1422 32 38
R8 R8ZZ 12.7 28.575 6.35 7.938 0.4 0.4 5.1 2.38 24 29
R10 R10ZZ 15.875 34.925 7.14 8.73 0.8 0.8 6 3.25 36 40
R12 R12ZZ 19.05 41.275 7.938 11.112 0.8 0.8 9.38 5.02 41 43
R14 R14ZZ 22.225 47.625 9.525 12.7 0.8 0.8 10 5.85 40 42
R16 R16ZZ 25.4 50.8 9.525 12.7 0.8 0.8 10 5.85 38 45
R18 R18ZZ 28.575 53.975 9.525 12.7 1 1 13.2 8.3 28 45
R20 R20ZZ 31.75 57.15 9.525 12.7 1 1 13.2 8.3 28 33
R22 R22ZZ 34.925 63.5 11.112 14.288 1 1 16.2 10.5 30 38
R24 R24ZZ 38.1 66.675 11.112 14.288 1 1 17.03 11.7 32 40
Ningbo Jinxin Bearing
Technology Co., Ltd.

Ningbo Jinxin Bearing Technology Co., Ltd, established in November 2001, is a professional Single row deep groove ball bearings Suppliers and Single row deep groove ball bearings Factory. The company mainly produces and sells metric miniature bearings, inch miniature bearings, flange bearings, stainless steel bearings, flat thrust ball bearings, angular contact bearings with an inner diameter of 2-30mm and an outer diameter of 50mm or less, which are widely used in all kinds of miniature electric motors, instruments and meters, precision instruments, mechanical equipments, household electrical appliances, medical equipments, fishing equipments, mining equipments and precision machine tools, etc. The company is located in Ningbo City, China (Dongqiao Town, Haishu).
The company is located in China miniature bearings base in Ningbo City (Dongqiao Town, Haishu District), the company covers an area of more than 20 acres, the construction area of about 30,000 square meters, with complete manufacturing strength and product testing capabilities, in terms of manufacturing equipment, has a full process of CNC lathe machining production line, grinding production line, heat treatment, cage workshop, to meet a variety of types, specifications, precision levels and special requirements for the use of bearing product processing needs. The company has passed the IATF1616 certification.
The company has passed the IATF16949 international quality system certification.
Our goal is to understand the potential needs of customers, adhere to the customer-centered, quality and reputation-based, through technological innovation to meet the different working conditions of customers, in order to obtain faster speed, lower noise and more comfortable use of feelings. Over the past few years in line with the “quality as the fundamental, integrity as the cornerstone” purpose, warmly welcome new and old friends to come to consult, negotiate, we look forward to working with you in good faith.

  • 2001

    Established In

  • 150+

    Employees

  • 30

    Production Line

  • 30000㎡

    Factory Area

Certificate Of Honor
  • High-tech enterprise certificate
  • IATF
  • National Science and Technology Progress Award
  • Quality Innovation Award
  • Zhejiang Province's science and technology-based small and medium-sized enterprises
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Single row deep groove ball bearings Industry knowledge

Single-row deep groove ball bearings are a fundamental and widely used type of bearing in mechanical engineering. They are renowned for their simple structure and high reliability, and are suitable for various rotating equipment. Ningbo Jinxin Bearing Technology Co., Ltd., as a professional manufacturer certified by the IATF 16949 international quality system, consistently integrates high standards into bearing design and production.


Q: What is the basic structure and working principle of a single-row deep groove ball bearing?
A: A single-row deep groove ball bearing consists of an inner ring, an outer ring, steel balls, and a cage. Both the inner and outer rings have deep grooves, within which the steel balls roll, forming continuous contact points. This design allows the bearing to withstand both radial and axial loads simultaneously, achieving smooth rotation. The working principle is based on rolling friction: the steel balls roll between the inner and outer rings, reducing friction loss and improving efficiency. Ningbo Jinxin Bearing Technology Co., Ltd. strictly adheres to the IATF 16949 standard during manufacturing, ensuring the geometric accuracy and surface finish of each component, thereby optimizing the bearing's dynamic performance. This helps extend service life and reduce the risk of equipment failure.


Q: What are the unique design advantages of single-row deep groove ball bearings?
A: Its core advantages lie in its high load-bearing capacity and low maintenance requirements. In terms of design, the deep groove structure provides uniform load distribution, avoiding localized stress concentration; simultaneously, sealed or dustproof designs prevent contaminant intrusion. These features ensure bearing stability at high speeds, reducing energy consumption. Ningbo Jinxin Bearing Technology Co., Ltd., certified by IATF 16949, emphasizes systematic control of the design process. For example, in material selection and heat treatment, the company employs advanced processes to ensure a balance between bearing hardness and toughness, thereby improving overall durability. This professional manufacturing approach ensures consistent performance even in harsh environments.


Q: What role do single-row deep groove ball bearings play in industrial applications?
A: These bearings are widely used in rotating equipment such as motors, pumps, fans, and automotive components. They effectively handle combined radial and axial loads and are suitable for applications requiring high precision and low noise. In automated production lines or vehicle transmission systems, the reliability of single-row deep groove ball bearings is crucial. Ningbo Jinxin Bearing Technology Co., Ltd., with its IATF 16949 certification, emphasizes risk assessment for application scenarios. For example, in the automotive industry, companies ensure bearings meet performance requirements under high-speed, high-temperature conditions through rigorous quality control. This demonstrates how certification systems drive bearing adaptability in complex applications.


Q: Why do single-row deep groove ball bearings require high-quality manufacturing standards?
A: High-quality manufacturing standards are crucial for ensuring bearing performance and safety. Manufacturing deviations can lead to vibration, noise, or premature failure, impacting overall equipment efficiency. IATF 16949 certification emphasizes process control and continuous improvement, including monitoring from raw material procurement to finished product testing. Ningbo Jinxin Bearing Technology Co., Ltd. has established a preventative quality system through this certification. For example, during the bearing assembly stage, the company implements precision measurements and functional tests to eliminate potential defects. This professional approach not only improves bearing precision but also enhances its resilience under harsh conditions, meeting the reliability needs of industrial users.


Q: How to evaluate and select suitable single-row deep groove ball bearings?
A: The selection process considers load type, speed, and environmental factors. For example, high-load applications require optimized ball size and groove depth; corrosive environments necessitate special coatings or seals. Engineers need to conduct dynamic analysis based on equipment requirements to avoid overload or failure. Ningbo Jinxin Bearing Technology Co., Ltd. provides technical support services under the IATF 16949 framework. The company helps customers identify key parameters, such as bearing fatigue life prediction, through the data-driven approach of the certification system. This professional guidance ensures accurate selection and reduces engineering risks.


Q: How can the maintenance and lifespan of single-row deep groove ball bearings be optimized?
A: Optimized maintenance involves regular lubrication and condition monitoring. Lubricants reduce friction and wear, extending lifespan; monitoring vibration or temperature changes allows for early detection of problems. Furthermore, the installation accuracy of the bearing directly affects performance, such as the fit tolerances between the shaft and housing bore. Ningbo Jinxin Bearing Technology Co., Ltd., certified by IATF 16949, strengthens its maintenance strategies. The company emphasizes preventative maintenance training, such as pre-setting lubrication channels during manufacturing for easy on-site maintenance. This stems from the certification system's requirement for customer support, ensuring bearings maintain efficient operation throughout their lifespan.


Q: How does Ningbo Jinxin Bearing Technology Co., Ltd.'s professional background influence the manufacturing of single-row deep groove ball bearings?
A: As an IATF 16949 certified company, Ningbo Jinxin Bearing Technology Co., Ltd. integrates international quality standards into every aspect of bearing production. This certification, geared towards the automotive industry, requires a zero-defect target, which directly improves the reliability and consistency of bearings. For example, in the material handling stage, the company employs advanced surface strengthening technology to enhance wear resistance; in the testing stage, performance is verified by simulating actual working conditions. This professional manufacturing not only meets industry specifications but also ensures the performance of single-row deep groove ball bearings in high-speed, high-load applications. Ultimately, users benefit from longer service life and reduced operating costs.