Series 222-Spherical Roller Bearings OEM/ODM

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Series 222-Spherical Roller Bearings

  • Design Variants
  • Tolerance
  • Internal clearance
Model Dimensions Rated load Extreme speed Calculation factor Weight
d D B r1,r2 min Dynamic load Static load Grease lubrication Oil lubrication e Y1 Y2 Yo [kg]
22205c
25
52
18
1 43 46 7500 10000 0.35 1.9 2.9 1.8 0.18
 22205ck
25
52
18
1 43 46 7500 10000 0.35 1.9 2.9 1.8 0.18
22206c
30
62
20
1 59 62 6300 8500 0.36 1.9 2.8 1.9 0.4
22206ck
30
62
20
1 59 62 6300 8500 0.36 1.9 2.8 1.9 0.4
22207c
35
72
23
1.1 81 88 5300 7000 0.36 1.9 2.8 1.9 0.41
22207ck
35
72
23
1.1 81 88 5300 7000 0.36 1.9 2.8 1.9 0.41
22208c
40
80
23
1.1 88 98 4800 6300 0.31 2.2 3.2 2.1 0.49
22208ck
40
80
23
1.1 88 98 4800 6300 0.31 2.2 3.2 2.1 0.49
22209c
45
85
23
1.1 93 105 4500 600 0.3 2.3 3.4 2.2 0.54
22209ck
45
85
23
1.1 93 105 4500 6000 0.3 2.3 3.4 2.2 0.54
22210c
50
90
23
1.1 100 120 4000 5300 0.26 2.6 3.4 2.5 0.61
22210ck
50
90
23
1.1 100 120 4000 5300 0.26 2.6 3.4 2.5 0.61
22211c
55
100
25
1.5 120 140 3800 5000 0.27 2.5 3.9 2.5 0.8
22211ck
55
100
25
1.5 120 140 3800 5000 0.27 2.5 3.9 2.5 0.8
22212c
60
110
28
1.5 145 175 3400 4500 0.27 2.5 3.8 2.4 1.06
22212ck
60
110
28
1.5 145 175 3400 4500 0.27 2.5 3.8 2.4 1.06
22213c
60
120
31
1.5 180 220 3000 4000 0.28 2.4 3.7 2.4 1.44
22213ck
60
120
31
1.5 180 220 3000 4000 0.28 2.4 3.7 2.4 1.44
22214c
70
125
31
1.5 180 225 2800 3800 0.26 2.6 3.6 2.6 1.52
22214ck
70
125
31
1.5 180 225 2800 3800 0.26 2.6 3.6 2.6 1.52
22215c
75
130
31
1.5 190 250 2800 3800 0.24 2.8 3.9 2.7 1.61
22215ck
75
130
31
1.5 190 250 2800 3800 0.24 2.8 3.9 2.7 1.61
22216c
80
140
33
2 210 275 2600 3400 0.25 2.6 4.1 2.6 1.97
22216ck
80
140
33
2 210 275 2600 3400 0.25 2.6 4.1 2.6 1.97
22217c
85
150
36
2 250 325 2400 3200 0.216 2.6 4 0.6 2.47
22217ck
85
150
36
2 250 325 2400 3200 0.216 2.6 4 0.6 2.47
22218c
90
160
40
2 305 410 2200 3000 0.27 2.5 3.9 2.5 3.18
22218ck
90
160
40
2 305 410 2200 3000 0.27 2.5 3.9 2.5 3.18
22219c
95
170
43
2.1 340 450 2200 2800 0.24 2.8 3.8 2.8 3.86
22219ck
95
170
43
2.1 340 450 2200 2800 0.24 2.8 3.8 2.8 3.86
2222oc
100
180
46
2.1 375 500 2200 2800 0.24 2.8 4.2 2.8 4.69
22220ck
100
180
46
2.1 375 500 2200 2800 0.24 2.8 4.2 2.8 4.69
22222c
110
200
53
2.1 455 585 2000 2800 0.25 2.7 4.2 2.5 6.7
22222ck
110
200
53
2.1 455 585 2000 2800 0.25 2.7 4.2 2.5 6.7
23222c
110
200
69.8
2.1 620 850 1400 1800 0.33 2 3 2 10.8
23222ck
110
200
69.8
2.1 620 850 1400 1800 0.33 2 3 2 10.8
22224c
120
215
58
2.1 560 800 1700 2200 0.29 2.3 4 2.3 8.44
22224ck
120
215
58
2.1 560 800 1700 2200 0.29 2.3 4 2.3 8.44
22226c
130
230
64
3 660 960 1700 2200 0.29 2.3 3.5 2.3 10.5
22226ck
130
230
64
3 660 960 1700 2200 0.29 2.3 3.5 2.3 10.5
22228c
140
250
68
3 730 1080 1400 1900 0.26 2.6 3.5 2.5 13.4
22228ck
140
250
68
3 730 1080 1400 1900 0.26 2.6 3.5 2.5 13.4
22230c
150
270
73
3 880 1300 1400 1800 0.26 2.6 3.9 2.5 16.9
22230ck
150
270
73
3 880 1300 1400 1800 0.26 2.6 3.9 2.5 16.9
22232c
160
290
80
3 965 1370 1300 1700 0.26 2.6 3.9 2.5 21.7
22232ck
160
290
80
3 965 1370 1300 1700 0.26 2.6 3.9 2.5 21.7
22234c
170
310
86
4 1170 175 1200 1600 0.27 2.5 3.9 2.5 26.2
22234ck
170
310
86
4 1170 175 1200 1600 0.27 2.5 3.9 2.5 26.2
22236c
180
320
86
4 1210 1870 1100 1500 0.26 2.6 3.7 2.5 27.5
22236ck
180
320
86
4 1210 1870 1100 1500 0.26 2.6 3.7 2.5 27.5
22238c
190
340
92
4 1200 1830 1100 1400 0.26 2.6 3.9 2.5 37.2
22238ck
190
340
92
4 1200 1830 1100 1400 0.26 2.6 3.9 2.5 37.2
22240c
200
360
98
4 1250 2020 1100 1400 0.29 2.3 3.9 2.3 44.4
22240ck
200
360
98
4 1250 2020 1100 1400 0.29 2.3 3.9 2.3 44.4
22244C
220
400
108
4 1545 2300 900 1200 0.29 2.3 3.4 2.3 61.4
22244CK
220
400
108
4 1545 2300 900 1200 0.29 2.3 3.4 2.3 61.4
22248C
240
440
120
4 1845 2763 850 1100 0.29 2.3 3.4 2.3 83.2
22248CK
240
440
120
4 1845 2763 850 1100 0.29 2.3 3.4 2.3 83.2
22252MB
260
480
130
5 2190 3300 750 1000 0.29 2.3 3.4 2.3 107
22252K.MB
260
480
130
5 2190 3300 750 1000 0.29 2.3 3.4 2.3 107
22256MB
280
500
130
5 2330 3600 700 950 0.29 2.3 3.4 2.3 113
222256K.MB
280
500
130
5 2330 3600 700 950 0.29 2.3 3.4 2.3 113
22260MB
300
540
140
5 2670 4176 670 900 0.29 2.3 3.4 2.3 142
22260K.MB
300
540
140
5 2670 4176 670 900 0.29 2.3 3.4 2.3 142
22264MB
320
580
150
5 3150 5100 630 580 0.29 2.5 3.7 2.5 180
22264K.MB
320
580
150
5 3150 5100 630 580 0.29 2.5 3.7 2.5 180

Ningbo DHK Precision Bearing Co., Ltd.

  • 0+

    Years Experience Working

  • 0+

    Customer Service

  • 0+

    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 222-Spherical Roller Bearings Factory and OEM/ODM Series 222-Spherical Roller 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.

CERTIFICATE

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

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

Latest News

Industry Knowledge Expansion

1. The design features of Series 222-Spherical Roller Bearings
Central to the design of Series 222 bearings is their non-separable double-row radial configuration, meticulously engineered to optimize load distribution and enhance stability under diverse operating conditions. The symmetrical inner ring raceway facilitates seamless rolling motion, reducing friction and minimizing wear while accommodating both radial and axial loads with unparalleled precision. At the heart of Series 222 bearings lie two rows of meticulously machined barrel-shaped rollers, strategically positioned to evenly distribute loads and alleviate stress concentrations. Crafted from premium-grade steel, these rollers undergo rigorous heat treatment processes to enhance strength and durability. Precision-ground to exacting tolerances, they ensure consistent performance, even under the most demanding loads and operating conditions. The robust cage design of Series 222 bearings provides added support and guidance to the rollers, optimizing their positioning and enhancing overall bearing performance. This cage, typically made of stamped steel or brass, maintains proper roller spacing while allowing for smooth operation and efficient load distribution.

3. Enhanced Versatility
What truly distinguishes Series 222 spherical roller bearings is their unmatched versatility, offering a myriad of options to address specific application requirements with precision and efficiency. While the standard open design sets the benchmark for performance, DHK recognizes the need for tailored solutions and offers customizable configurations within the Series 222 lineup. For applications where space constraints dictate a more compact solution, DHK can engineer single-row spherical roller bearings within the Series 222 range. These bearings retain the fundamental characteristics of their double-row counterparts while offering a more streamlined profile, ideal for installations where space optimization is paramount. In scenarios where accessibility and maintenance considerations are critical, DHK's split outer ring spherical roller bearings within the Series 222 portfolio provide a groundbreaking solution. Featuring a design that allows the outer ring to be split into two halves, these bearings facilitate easier installation, inspection, and servicing without compromising performance or reliability. By offering a diverse range of configurations, including single-row and split outer ring designs alongside the standard double-row configuration, DHK ensures that Series 222 spherical roller bearings can be tailored to meet the unique needs of virtually any industry or application.