Series 230-Spherical Roller Bearings OEM/ODM

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Series 230-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]
23022c
110
170
45
2 335 510 2200 3000 0.23 2.9 4.3 2.8 3.54
23022ck
110
170
45
2 335 510 2200 3000 0.23 2.9 4.3 2.8 3.54
23024c
120
180
46
2 360 570 2200 3000 0.22 3 4.5 3 3.86
23024ck
120
180
46
2 360 570 2200 3000 0.22 3 4.5 3 3.86
23026C
130
200
52
2 455 720 1900 2600 0.23 2.9 4.4 2.9 5.61
23026ck
130
200
52
2 455 720 1900 2600 0.23 2.9 4.4 2.9 5.61
23028C
140
210
53
2 480 780 1900 2600 0.22 3.1 4.6 3 6.04
23028CK
140
210
53
2 480 780 1900 2600 0.22 3.1 4.6 3 6.04
23030c
150
225
56
2.1 530 865 1800 2400 0.22 3.1 4.6 3 7.33
23030ck
150
225
56
2.1 530 865 1800 2400 0.22 3.1 4.6 3 7.33
23230c
150
270
96
3 1030 1610 1000 1300 0.38 1.8 2.7 1.7 24.5
23230ck
150
270
96
3 1030 1610 1000 1300 0.38 1.8 2.7 1.7 24.5
23032c
160
240
60
2.1 600 1000 1600 2000 0.22 3.1 4.6 3 8.9
23032ck
160
240
60
2.1 600 1000 1600 2000 0.22 3.1 4.6 3 8.9
23034C
170
260
67
2.1 735 1200 1500 1900 0.23 3 4.4 2.9 12.1
2304ck
170
260
67
2.1 735 1200 1500 1900 0.23 3 4.4 2.9 12.1
23036c
180
280
74
2.1 865 1430 1400 1800 0.23 2.9 4.3 2.8 15.8
23036ck
180
280
74
2.1 865 1430 1400 1800 0.23 2.9 4.3 2.8 15.8
23038c
190
290
75
2.1 915 1530 1300 1700 0.23 3 4.4 2.9 16.08
23038ck
190
290
75
2.1 915 1530 1300 1700 0.23 3 4.4 2.9 16.08
23040c
200
310
82
2.1 1060 1760 1300 1700 0.23 2.9 4.3 2.8 21.5
23040ck
200
310
82
2.1 1060 1760 1300 1700 0.23 2.9 4.3 2.8 21.5
23044MB
220
340
90
3 1100 2000 900 1200 0.26 2.6 3.8 2.5 31
23044K.MB
220
340
90
3 1100 2000 900 1200 0.26 2.6 3.8 2.5 31
23048K.MB
240
360
92
3 1160 2200 800 1000 0.25 2.7 4.1 2.7 33.9
23048MB
240
360
92
3 1160 2200 800 1000 0.25 2.7 4.1 2.7 33.9
23052k.MB
260
400
104
4 1500 2800 750 950 0.26 2.6 3.9 2.6 49
23052MB
260
400
104
4 1500 2800 750 950 0.26 2.6 3.9 2.6 49
23056K.MB
280
420
106
4 1560 3000 700 900 0.25 2.7 4.1 2.7 52.5
23056MB
280
420
106
4 1560 3000 700 900 0.25 2.7 4.1 2.7 52.5
23060MB
300
460
118
4 1960 3650 630 800 0.25 2.7 4 2.6 73.6
23064K.MB
320
480
121
4 2040 4000 600 750 0.25 2.7 4.1 2.7 79.5
23064MB
320
480
121
4 2040 4000 600 750 0.25 2.7 4.1 2.7 79.5
23068K.MB
340
520
133
5 2360 4500 560 700 0.25 2.7 4 2.6 105
23068MB
340
520
133
5 2360 4500 560 700 0.25 2.7 4 2.6 105
23072K.MB
360
540
134
5 2450 4800 530 670 0.25 2.7 4.1 2.7 111
23072MB
360
540
134
5 2450 4800 530 670 0.25 2.7 4.1 2.7 111
23076K.MB
380
560
135
5 2550 5300 500 630 0.25 2.8 4.2 2.8 117
23076MB
380
560
135
5 2550 5300 500 630 0.25 2.8 4.2 2.8 117
23080K.MB
400
600
148
5 3050 6200 450 560 0.24 2.8 4.1 2.7 152
23080MB
400
600
148
5 3050 6200 450 560 0.24 2.8 4.1 2.7 152
23084K.MB
420
620
150
5 3150 6550 450 560 0.24 2.8 4.2 2.8 160
23084MB
420
620
150
5 3150 6550 450 560 0.24 2.8 4.2 2.8 160
23088K.MB
440
650
157
6 3400 7100 430 530 0.24 2.8 4.2 2.8 184
23088MB
440
650
157
6 3400 7100 430 530 0.24 2.8 4.2 2.8 184
23092K.MB
460
680
163
6 2650 7650 400 500 0.24 2.8 4.2 2.8 210
23092MB
460
680
163
6 2650 7650 400 500 0.24 2.8 4.2 2.8 210
23096K.MB
480
700
165
6 3800 8150 380 480 0.23 2.9 4.3 2.8 220
23096MB
480
700
165
6 3800 8150 380 480 0.23 2.9 4.3 2.8 220
230/500K.MB
500
720
167
6 3900 8500 380 480 0.22 3 4.5 2.9 229
230/500MB
500
720
167
6 3900 8500 380 480 0.22 3 4.5 2.9 229
230/530MB
530
780
185
6 4400 9500 340 430 0.22 3 4.5 3 310
230/530K.MB
530
780
185
6 4400 9500 340 430 0.22 3 4.5 3 310
230/560K.MB
560
820
195
6 5100 11000 320 400 0.23 2.9 4.4 2.9 358
230560MB
560
820
195
6 5100 11000 320 400 0.23 2.9 4.4 2.9 358
230/600K.MB
600
870
200
6 5700 12500 300 380 0.22 3.1 4.6 3 406
230/600MB
600
870
200
6 5700 12500 300 380 0.22 3.1 4.6 3 406
230/630K.MB
630
920
212
7.5 6300 14000 260 340 0.31 2.2 3.3 2.2 661
230/630MB
630
920
212
7.5 6300 14000 260 340 0.31 2.2 3.3 2.2 661
230/670K.MB
670
980
230
7.5 7200 16000 260 340 0.22 3 4.5 2.9 602
230/670MB
670
980
230
7.5 7200 16000 260 340 0.22 3 4.5 2.9 602
230/710K.MB
710
1030
236
7.5 7650 17000 260 340 0.22 3.1 4.6 3 670
230/710MB
710
1030
236
7.5 7650 17000 260 340 0.2 3.1 4.6 3 670
230/750K.MB
750
1090
250
7.5 8500 19000 240 320 0.22 3 4.5 2.9 806
230/750MB
750
1090
250
7.5 8500 19000 240 320 0.22 3 4.5 2.9 806
230/800K.MB
800
1150
258
7.5 9300 21200 220 300 0.22 3.1 4.6 3 906
230/800MB
800
1150
258
7.5 9300 21200 220 300 0.22 3.1 4.6 3 906
230/900MBKMB
900
1280
280
7.5 11000 26500 200 280 0.22 3.1 4.7 3.1 1210
230/900MBKMB
900
1280
280
7.5 11000 26500 200 280 0.22 3.1 4.7 3.1 1210
230/1250CA/W33
1250
17500
375
9.5 17900 43400 ­­ ­­ 0.19 3.6 5.3 3.6 2840

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 230-Spherical Roller Bearings Factory and OEM/ODM Series 230-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. Robust Construction: One-Piece Machined Solid Brass Cage
A critical component of Series 230-Spherical Roller Bearings is their one-piece machined solid brass cage, which contributes significantly to their robust construction and exceptional performance in demanding operating environments. The choice of material and the manufacturing process employed in crafting these cages are paramount to their effectiveness in supporting the spherical rollers and maintaining their proper alignment under varying loads and conditions. Brass, renowned for its excellent strength, durability, and corrosion resistance, is the material of choice for the cages of Series 230 bearings. The use of solid brass ensures that the cage can withstand high operating temperatures, heavy loads, and harsh environmental conditions without compromising its structural integrity or performance. Unlike cages made from alternative materials, such as stamped steel or plastic, the solid brass construction provides superior resistance to deformation, fatigue, and wear, thereby extending the service life of the bearing assembly. The one-piece machined design of the brass cage further enhances its durability and reliability. Precision machining techniques are employed to fabricate the cage from a single piece of brass, eliminating seams, welds, or joints that could potentially weaken the structure or introduce points of failure. This seamless construction enhances the overall strength and integrity of the cage, ensuring optimal support and retention of the spherical rollers throughout the bearing's service life.

2. Optimal Load Distribution: Absence of Center Flange
The distinguishing feature of Series 230-Spherical Roller Bearings is the deliberate omission of a center flange, a design choice that significantly enhances the bearing's ability to distribute loads evenly and accommodate varying operating conditions. Unlike some traditional roller bearings that incorporate a center flange to retain the rollers, Series 230 bearings leverage a design that prioritizes optimal load distribution and operational flexibility. The absence of a center flange allows the rollers in Series 230 bearings to move freely along the raceways, adapting dynamically to changes in load and alignment. This freedom of movement is crucial for ensuring uniform stress distribution across the bearing components, thereby minimizing the risk of premature wear, fatigue, or failure. By eliminating the constraint imposed by a center flange, Series 230 bearings can effectively manage both radial and axial loads, maintaining stability and performance under diverse operating conditions. The absence of a center flange enhances the bearing's ability to accommodate misalignment between the shaft and housing. In real-world applications, misalignment can occur due to factors such as thermal expansion, shaft deflection, or mounting errors. Series 230 bearings excel in such scenarios, allowing the rollers to self-align within the bearing assembly, thereby reducing friction, minimizing stress concentrations, and extending the bearing's service life. The design simplicity resulting from the absence of a center flange contributes to the overall reliability and efficiency of Series 230 bearings. Without the need for additional components or complex structures associated with a center flange, these bearings boast a streamlined design that reduces the risk of assembly errors, simplifies maintenance procedures, and enhances overall system performance.