As an industrial bearing manufacturer, BMT Bearings produces high-precision Spherical Roller Thrust Bearings optimized for heavy-load industrial working scenarios. Integrating self-aligning structural design and high-strength load-bearing performance, the products effectively resolve shaft deviation, installation errors and impact load problems in heavy machinery operation. All products undergo full-dimensional precision testing before delivery, with automated standardized production ensuring stable and reliable performance for global industrial equipment matching demands.
Optimized roller and raceway structural design endows Spherical Roller Thrust Bearings with powerful load-bearing performance, capable of enduring ultra-heavy axial loads and tolerating auxiliary radial loads. The maximum dynamic axial load of full-size models reaches 1840 kN, fully adapting to 24-hour continuous high-load operation of mining, metallurgy and engineering heavy equipment without structural failure.
The bearings support 1.5° shaft misalignment tolerance, which can automatically compensate for installation deviations, equipment operational deformation and shaft offset during heavy-load work. This structural advantage reduces internal friction and mechanical wear significantly, ensuring smooth and stable equipment operation under complex working conditions.
Made of high-strength heat-treated bearing steel, the products feature excellent shock resistance, vibration resistance, dust and moisture barrier capabilities. Through precision grinding and professional sealing treatment, Spherical Roller Thrust Bearings maintain stable working performance in harsh industrial environments, effectively extending equipment service life and reducing daily maintenance frequency.

The 30,000㎡ standardized factory is equipped with 100+ automated grinding and assembly lines, realizing full-process unmanned standardized production of bearings. Automated processing ensures consistent dimensional accuracy and structural stability of each finished product, eliminating quality differences caused by manual operation.
All production processes comply with ISO 9001 and IATF 16949 international quality management systems. Every batch of products undergoes comprehensive testing including dimensional accuracy, noise value, vibration grade and hardness detection before shipment. The factory’s global product return rate is only 0.12%, which is much lower than the industry average of 0.5%-1.2%.
With an annual production capacity of 100 million bearing sets, the factory supports small trial orders and large-scale bulk orders simultaneously. Relying on a mature global supply chain covering more than 60 export countries, it can achieve stable and on-time batch delivery of Spherical Roller Thrust Bearings for long-term industrial projects.
|
Parameter |
Specification |
|
Dynamic Axial Load |
Up to 1,800 kN |
|
Self-Alignment Capacity |
1.5° misalignment tolerance |
|
Minimum Order Quantity |
50 sets |
|
FOB Shipping Port |
Ningbo (or as customer specified) |
|
Payment Terms |
30% T/T advance, 70% before shipment |
|
Delivery Lead Time |
Customized based on order quantity |
1. Mining Equipment: Suitable for mining crushers, screening machinery and underground conveying equipment, adapting to high-impact and dusty working environments.
2. Metallurgical Machinery: Matches steel rolling equipment and smelting transmission systems, maintaining stable operation under high-temperature and heavy-load conditions.
3. Construction Machinery: Applied to cement production lines, engineering lifting equipment and hydraulic transmission devices for stable power transmission.
4. Marine Equipment: Adapts to humid and corrosive marine environments, used for marine propulsion systems and offshore engineering machinery.
5. General Industrial Equipment: Compatible with industrial gearboxes, pulp and paper machinery, plastic extrusion and power transmission equipment.
1. Size Customization: Adjust bearing dimensions and structural parameters according to on-site installation conditions and equipment specifications.
2. Material Optimization: Provide high-temperature resistant, corrosion-resistant and high-strength material configurations for special harsh working scenarios.
3. Appearance & Packaging: Support laser logo marking and customized export packaging to meet brand and shipping demands.
4. Batch Customization: Provide exclusive product solutions for long-term bulk procurement and OEM cooperation projects.
The factory implements standardized delivery processes for standard and customized products. Standard sample delivery takes 10-15 working days, and mass production orders can be completed within 20-30 working days. Supported by a mature global export system, BMT Bearings provides complete one-stop export services for global industrial clients.
Our professional engineering team offers dedicated technical support including product selection guidance, installation debugging and operational troubleshooting, ensuring stable and long-term service performance of customized Spherical Roller Thrust Bearings for diverse heavy-duty industrial scenarios.
A1: It adapts to heavy axial loads, slight shaft misalignment, shock vibration, dusty and humid environments, supporting 24-hour continuous industrial operation.
A2: All products are manufactured in compliance with ISO 9001:2015 and IATF 16949:2016 international quality management system standards.
A3: Yes. Custom sizes, materials, sealing structures and packaging can be customized per actual application requirements and drawings.
A4: Standard samples take 10-15 working days, and mass production orders are delivered within 20-30 working days after confirmation.
A5: Every batch undergoes full-process testing, with a global product return rate of only 0.12%, ensuring consistent stable quality.
A6: Yes. With over 20 years of export experience, it serves more than 60 countries and regions worldwide with complete export service systems.
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Spherical roller thrust bearings |
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Bearing Size |
Dimensions (mm) |
Basic Load Ratings (KN) |
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d |
D |
T |
r (min) |
Dynamic Cr |
Static Cor |
|
|
29230M/EM |
150 |
215 |
39 |
1.5 |
335 |
1390 |
|
29232M/EM |
160 |
225 |
39 |
1.5 |
345 |
1470 |
|
29234M/EM |
170 |
240 |
42 |
1.5 |
390 |
1700 |
|
29236M/EM |
180 |
250 |
42 |
1.5 |
420 |
1900 |
|
29238M/EM |
190 |
270 |
48 |
2 |
540 |
2300 |
|
29240M/EM |
200 |
280 |
48 |
2 |
550 |
2410 |
|
29244M/EM |
220 |
300 |
48 |
2 |
595 |
2750 |
|
29248M/EM |
240 |
340 |
60 |
2.1 |
890 |
4000 |
|
29252M/EM |
260 |
360 |
60 |
2.1 |
915 |
4250 |
|
29256M/EM |
280 |
380 |
60 |
2.1 |
935 |
4500 |
|
29260M/EM |
300 |
420 |
73 |
3 |
1220 |
5850 |
|
29264M/EM |
320 |
440 |
73 |
3 |
1270 |
6150 |
|
29268M/EM |
340 |
460 |
73 |
3 |
1290 |
6350 |
|
29272M/EM |
360 |
500 |
85 |
4 |
1650 |
8050 |
|
29276M/EM |
380 |
520 |
85 |
4 |
1780 |
8800 |
|
29280M/EM |
400 |
540 |
85 |
4 |
1840 |
9250 |
|
29284M/EM |
420 |
580 |
95 |
5 |
2260 |
11300 |
|
29288M/EM |
440 |
600 |
95 |
5 |
2290 |
11800 |
|
29292M/EM |
460 |
620 |
95 |
5 |
2290 |
11900 |
|
29296M/EM |
480 |
650 |
103 |
5 |
2530 |
13200 |
|
292/500M/EM |
500 |
670 |
103 |
5 |
2590 |
13800 |
|
292/530M/EM |
530 |
710 |
109 |
5 |
2820 |
15100 |
|
29317M/EM |
85 |
150 |
39 |
1.5 |
293 |
990 |
|
29318M/EM |
90 |
155 |
39 |
1.5 |
300 |
1040 |
|
29320M/EM |
100 |
170 |
42 |
1.5 |
355 |
1260 |
|
29322M/EM |
110 |
190 |
48 |
2 |
470 |
1680 |
|
29324M/EM |
120 |
210 |
54 |
2.1 |
565 |
2030 |
|
29326M/EM |
130 |
225 |
58 |
2.1 |
665 |
2420 |
|
29328M/EM |
140 |
240 |
60 |
2.1 |
700 |
2560 |
|
29330M/EM |
150 |
250 |
60 |
2.1 |
735 |
2840 |
|
29332M/EM |
160 |
270 |
67 |
3 |
880 |
3400 |
|
29334M/EM |
170 |
280 |
67 |
3 |
900 |
3550 |
|
29336M/EM |
180 |
300 |
73 |
3 |
1020 |
3950 |
|
29338M/EM |
190 |
320 |
78 |
4 |
1170 |
4550 |
|
29340M/EM |
200 |
340 |
85 |
4 |
1350 |
5250 |
|
29344M/EM |
220 |
360 |
85 |
4 |
1410 |
5750 |
|
29348M/EM |
240 |
380 |
85 |
4 |
1410 |
5850 |
|
29352M/EM |
260 |
420 |
95 |
5 |
1810 |
7500 |
|
29356M/EM |
280 |
440 |
95 |
5 |
1850 |
7950 |
|
29360M/EM |
300 |
480 |
109 |
5 |
2310 |
10000 |
|
29364M/EM |
320 |
500 |
109 |
5 |
2370 |
10600 |
|
29368M/EM |
340 |
540 |
122 |
5 |
2850 |
12400 |
|
29372M/EM |
360 |
560 |
122 |
5 |
2900 |
12900 |
|
29376M/EM |
380 |
600 |
132 |
6 |
3400 |
15300 |
|
29380M/EM |
400 |
620 |
132 |
6 |
3550 |
16300 |
|
29384M/EM |
420 |
650 |
140 |
6 |
3900 |
17900 |
|
29388M/EM |
440 |
680 |
145 |
6 |
4050 |
19000 |
|
29392M/EM |
460 |
710 |
150 |
6 |
4600 |
21700 |
|
29396M/EM |
480 |
730 |
150 |
6 |
4630 |
21900 |
|
293/500M/EM |
500 |
750 |
150 |
6 |
4700 |
22600 |
|
29412M/EM |
60 |
130 |
42 |
1.5 |
299 |
890 |
|
29413M/EM |
65 |
140 |
45 |
2 |
345 |
1040 |
|
29414M/EM |
70 |
150 |
48 |
2 |
375 |
1110 |
|
29415M/EM |
75 |
160 |
51 |
2 |
445 |
1380 |
|
29416M/EM |
80 |
170 |
54 |
2.1 |
480 |
1490 |
|
29417M/EM |
85 |
180 |
58 |
2.1 |
540 |
1720 |
|
29418M/EM |
90 |
190 |
60 |
2.1 |
620 |
2020 |
|
29420M/EM |
100 |
210 |
67 |
3 |
390 |
2230 |
|
29422M/EM |
110 |
230 |
73 |
3 |
845 |
2820 |
|
29424M/EM |
120 |
250 |
78 |
4 |
1030 |
3450 |
|
29426M/EM |
130 |
270 |
85 |
4 |
1140 |
3850 |
|
29428M/EM |
140 |
280 |
85 |
4 |
1200 |
4050 |
|
29430M/EM |
150 |
300 |
90 |
4 |
1330 |
4600 |
|
29432M/EM |
160 |
320 |
95 |
5 |
1510 |
5350 |
|
29434M/EM |
170 |
340 |
103 |
5 |
1670 |
5900 |
|
29436M/EM |
180 |
360 |
109 |
5 |
1950 |
7000 |
|
29438M/EM |
190 |
380 |
115 |
5 |
2120 |
7750 |
|
29440M/EM |
200 |
400 |
122 |
5 |
2350 |
8450 |
|
29444M/EM |
220 |
420 |
122 |
6 |
2410 |
8950 |
|
29448M/EM |
240 |
440 |
122 |
6 |
2480 |
9450 |
|
29452M/EM |
260 |
480 |
132 |
6 |
2940 |
11600 |
|
29456M/EM |
280 |
520 |
145 |
6 |
3450 |
13500 |
|
29460M/EM |
300 |
540 |
145 |
6 |
3650 |
14800 |
|
29464M/EM |
320 |
580 |
155 |
7.5 |
4050 |
16800 |
|
29468M/EM |
340 |
620 |
170 |
7.5 |
4750 |
19300 |
|
29472M/EM |
360 |
640 |
170 |
7.5 |
4900 |
20500 |
|
29476M/EM |
380 |
670 |
175 |
7.5 |
5200 |
22000 |
|
29480M/EM |
400 |
710 |
185 |
7.5 |
5850 |
25000 |
|
29484M/EM |
420 |
730 |
185 |
7.5 |
6050 |
26000 |
|
29488M/EM |
440 |
780 |
206 |
9.5 |
6950 |
30000 |
|
29492M/EM |
460 |
800 |
206 |
9.5 |
7150 |
31500 |
|
29496M/EM |
480 |
850 |
224 |
9.5 |
8250 |
36000 |
|
294/500M/EM |
500 |
870 |
224 |
9.5 |
8250 |
35000 |
Address
No.183,Longfeng,West of Zhangting industrial Zone,Yuyao,Ningbo,China
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