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Series 64-Single Row Deep Groove Ball Bearings OEM/ODM

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Series 64-Single Row Deep Groove Ball Bearings

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  • Design Variants
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Model
 Dimensions Rated load C5(um) Extreme speed Weight
d
D
B
 r1,r2 Min Dynamic load Cr Static load Cor Grease lubrication Oil lubrication
6403
17
62
17
 1.1 13.4 11 12000 15000 0.275
6404
20
72
19
 1.1 30.5 15 10000 13000 0.412
6405
25
80
21
 1.5 36 19.3 9000 11000 0.543
6406
30
90
23
 1.5 42.5 23.2 8500 10000 0.746
6407
35
100
25
 1.5 55 31 7000 8500 0.928
6408
40
110
27
 2 63 36.5 6700 8000 1.18
6409
45
120
29
 2 76.5 45 6000 7000 1.51
6410
50
130
31
 2.1 86.5 52 5300 6300 1.83
6411
55
140
33
 2.1 100 62 5000 6000 2.4
6412
60
150
35
 2.1 110 69.5 4300 5100 2.8
6413
65
160
37
 2.1 118 78 4000 4800 3.3
6414
70
180
42
 3 143 104 3800 4500 4.8
6415
75
190
45
 3 153 114 3600 4300 6.75
6416
80
200
48
 3 163 125 3400 4000 8
6417
85
210
52
 4 173 137 3200 3800 9.25
6418
90
225
54
 4 196 163 3000 3600 11.6

Ningbo DHK Precision Bearing Co., Ltd.

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    Patented Technology

Ningbo DHK Precision Bearing Co., Ltd. (“DHK” for short) is a specialist enterprise engaged in the R&D, manufacture and sales of bearings. Is a famous China Series 64-Single Row Deep Groove Ball Bearings Factory and OEM/ODM Series 64-Single Row Deep Groove Ball Bearings Company. And is located in Ningbo Zhenhai Economic Development Zone with convenient transportation. Since the establishment for over a decade, "technology", "quality" and "service" have always been the initial issues in our mind for the sake of development. We provide reliable products and special customized services for global enterprises in heavy industry and have got the Satisfaction and won good reputation of a number of enterprises at home and abroad.

DHK mainly produces cylindrical roller bearings, conical roller bearings, self-aligning roller bearings, ball bearings, as well as various kinds of non-standard bearings and bearings with specially treated surface. So far, DHK’s bearings have been widely applied in such fields as engineering machinery, industrial pump, machine tool, compression engine, gear case, wind power and metallurgy in developed European and American countries.

DHK has the measuring room and inspection room of bearings in the industry and has introduced top-end inspection equipment worldwide and established the QC system in China,thus guaranteeing product quality in an all-round way.

Ningbo DHK Precision Bearing Co., Ltd.

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CERTIFICATE

DHK has passed IATF16949 quality system certification and ISO14001 environmental management system certification；and DHK is a national high-tech enterprise.

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  • Honor
  • Environmental Managementsystem Certificate
  • Measurement Management System
  • Invention patent1
  • Invention patent2
  • Invention patent3
  • High-tech enterprises

Latest News

Industry Knowledge Expansion

1. Understanding Series 64 Bearings
Series 64 bearings represent a pinnacle of precision engineering, meticulously designed to meet the exacting demands of diverse industrial applications. At their core lies a deep groove design, characterized by the optimal arrangement of ball bearings within the raceways. The dimensions of Series 64 bearings, with parameters (d: 17, D: 62, B: 17) and minimum radii (r1, r2 Min: 1.1), are carefully calibrated to ensure efficient load distribution, reduced friction, and enhanced performance. The deep groove configuration allows Series 64 bearings to accommodate both radial and axial loads with ease, making them suitable for a wide array of machinery, from small-scale appliances to heavy-duty industrial equipment. Their ability to operate at high speeds while maintaining stability and precision makes them indispensable components in applications where rotational motion is paramount. The meticulous engineering behind Series 64 bearings extends to their material composition and manufacturing processes. These bearings are crafted from high-quality steel alloys, undergo rigorous heat treatment, and are precision-machined to exacting tolerances. This robust construction ensures durability, reliability, and resistance to wear, corrosion, and fatigue, even in the most demanding operating environments.

2. Installation and Maintenance
Proper installation and meticulous maintenance procedures are imperative to unleash the full potential of Series 64 bearings and maximize their service life. During installation, attention to detail is paramount. Careful handling, correct alignment, and controlled torque application are essential to prevent damage to the bearings and ensure their smooth operation from the outset. Regular maintenance intervals are crucial for identifying potential issues early, such as lubrication deficiencies, contamination, or abnormal wear patterns. Routine inspections allow for timely intervention, whether it involves replenishing lubricants, replacing worn components, or addressing alignment issues. Effective lubrication is fundamental to the performance and longevity of Series 64 bearings. Manufacturers offer a range of lubrication options, tailored to specific operating conditions and environmental factors. Proper lubrication reduces friction, dissipates heat, and prevents metal-to-metal contact, thereby minimizing wear and extending the bearing's operational lifespan. Periodic monitoring of operating conditions, including temperature, vibration levels, and noise emissions, can provide valuable insights into the health of Series 64 bearings. Any deviations from expected performance parameters should be promptly investigated and remedied to prevent potential failures and downtime.