Company Profile
Our company was established in the year of 1998, located in the northwest of Guanxian County, where is the largest bearing manufacturing center of China.
We specialize in manufacturing double-row spherical roller bearing, cylindrical roller bearing, deep groove ball bearing, tapered roller bearing, inch tapered roller bearing, self-aligning ball bearing, pillow block bearing, thrust bearing, and so on .There are eight series of bearing(production range), more than 500 types of bearings, which are used in many fields, for its high grade.
Since the set up of company, we stick to the principle of "Super Quality, Sincere to Customer", and has grown up into a large size private company among the hard competition market for our super quality, competitive price, and first grade service level. Up to now, we have installed our company with the top advanced test and check facilities, and advanced auto production equipment. Meanwhile, we could manufacture non-standard bearings as per customer's demand and sample.
Thanks to the strict management system, advanced technology, excellent facilities and accurate testing method, all products are manufactured according to the demand of ISO 9001:2000 ,and the quality of our products has all met or exceeded China National Standard. They are not only sold well all over the country, but also exported to Thailand, Vietnam, Malaysia, India, Pakistan, Turkey, Russia, Mexico, Iran, Iraq, Nigeria, and Bangladesh.
On the basis of equal and mutual benefit, super quality and sincere service, we sincerely invite you to our company. Let's share our good-fellowship and create a prosperous future together!
Product Description
production name |
71952 C Angular contact ball bearing Single row ground |
brand |
AUTO/OEM/SEMRI |
Model Number |
71952 C |
Dimension |
12*32*10mm |
Basic dynamic load rating |
284.6kn |
Basic static load rating |
528.8kn |
Attainable speed for grease lubrication |
3800r/Min |
Attainable speed for oil-air lubrication |
4500r/min |
Ring Material |
Gcr15/ Carbon Steel/ Stainless Steel/ Si3N4/ ZrO2 |
Cage Material |
Steel/ Brass/ Nylon/ Custom |
Precision |
P0, P6, P5, or as requested |
Vibration |
ZV1, ZV2, ZV3, or as requested |
Clearance |
C0,C2,C3, or as requested |
Quality standard |
ISO9001:2000/ SGS |
Quality Control Process |
1.Assembly |
2.Windage test2.Windage test |
3.Cleaning |
4.Rotary test |
5.Greasing and gland |
6.Noise inspection |
7.Appearance inspection |
8.Rust prevention |
9.Product packaging |
Application |
low noise machine,automobile,motorcycle,and the general machinery and etc. |
718 Series Angular Contact Bearings |
719 Series Angular Contact Bearings |
H719 Series Angular Contact Bearings |
70 Series Angular Contact Bearings |
H70 Series Angular Contact Bearings |
B70 Series Angular Contact Bearings |
72 Series Angular Contact Bearings |
Part No. |
d/mm |
D/mm |
B/mm |
Load Rating(KN) |
Limited Speed(r/min) |
Load Rating(KN) |
Limited Speed(r/min) |
Cr/KN |
Cor/KN |
Grease |
Oil |
Cr/KN |
Cor/KN |
Grease |
Oil |
718 serie |
|
|
|
α=15°(C) |
α=25°(AC) |
71800 |
10 |
19 |
5 |
1.8 |
1.1 |
75000 |
120000 |
1.7 |
1.1 |
70000 |
110000 |
71801 |
12 |
21 |
5 |
2 |
1.4 |
70000 |
110000 |
1.9 |
1.3 |
63000 |
95000 |
71802 |
15 |
24 |
5 |
2.2 |
1.8 |
60000 |
90000 |
2.1 |
1.7 |
53000 |
80000 |
71803 |
17 |
26 |
5 |
2.3 |
1.9 |
53000 |
80000 |
2.1 |
1.8 |
50000 |
75000 |
71804 |
20 |
32 |
7 |
3.9 |
3.4 |
45000 |
67000 |
3.7 |
3.2 |
40000 |
60000 |
71805 |
25 |
37 |
7 |
4.2 |
4.1 |
38000 |
56000 |
3.9 |
3.9 |
34000 |
50000 |
71806 |
30 |
42 |
7 |
4.4 |
4.8 |
32000 |
48000 |
4.1 |
4.5 |
28000 |
43000 |
71807 |
35 |
47 |
7 |
4.6 |
5.5 |
26000 |
40000 |
4.3 |
5.2 |
24000 |
38000 |
71815 |
75 |
95 |
10 |
14.2 |
21.7 |
12000 |
19000 |
13.3 |
20.5 |
11000 |
18000 |
71816 |
80 |
100 |
10 |
14.5 |
23.1 |
11000 |
18000 |
13.6 |
21.8 |
9500 |
16000 |
71817 |
85 |
110 |
13 |
21.5 |
32.2 |
10000 |
17000 |
20.2 |
30.5 |
9000 |
15000 |
71818 |
90 |
115 |
13 |
21.7 |
33.5 |
9500 |
16000 |
20.4 |
31.6 |
8500 |
14000 |
71819 |
95 |
120 |
13 |
21.9 |
34.7 |
9000 |
15000 |
20.6 |
32.8 |
8500 |
14000 |
71820 |
100 |
125 |
13 |
22.5 |
37 |
8500 |
14000 |
21.2 |
34.9 |
8000 |
13000 |
71821 |
105 |
130 |
13 |
22.7 |
38.3 |
8500 |
14000 |
21.3 |
36.1 |
8000 |
13000 |
71822 |
110 |
140 |
16 |
31.8 |
51.6 |
8000 |
13000 |
29.9 |
48.7 |
7500 |
12000 |
71824 |
120 |
150 |
16 |
33.1 |
56.9 |
7000 |
11000 |
31.1 |
53.7 |
6700 |
10000 |
71826 |
130 |
165 |
18 |
38.7 |
67.6 |
6700 |
10000 |
36.3 |
63.8 |
6000 |
9000 |
71828 |
140 |
175 |
18 |
44.8 |
79.2 |
6000 |
9000 |
42 |
74.7 |
5600 |
8500 |
71830 |
150 |
190 |
20 |
51.2 |
92 |
5600 |
8500 |
48 |
86.8 |
5000 |
7500 |
71832 |
160 |
200 |
20 |
52.4 |
97.7 |
5000 |
7500 |
49.2 |
92.2 |
4800 |
7000 |
71834 |
170 |
215 |
22 |
66.5 |
123.4 |
4800 |
7000 |
62.4 |
116.5 |
4300 |
6300 |
71836 |
180 |
225 |
22 |
83.8 |
151.6 |
4800 |
7000 |
78.6 |
143 |
4300 |
6300 |
71838 |
190 |
240 |
24 |
100 |
179 |
4500 |
6700 |
94.4 |
169.2 |
4000 |
6000 |
71840 |
200 |
250 |
24 |
102.5 |
189.3 |
4300 |
6300 |
96.2 |
178.6 |
3800 |
5600 |
71844 |
220 |
270 |
24 |
106.4 |
209.3 |
3800 |
5600 |
99.8 |
197.4 |
3400 |
5000 |
71848 |
240 |
300 |
28 |
145 |
277 |
3400 |
5000 |
136 |
261 |
3000 |
4500 |
71852 |
260 |
320 |
28 |
148.8 |
299.3 |
3100 |
4600 |
139.6 |
282.3 |
2700 |
4100 |
71856 |
280 |
350 |
33 |
182 |
363.8 |
2800 |
4100 |
170.8 |
343.3 |
2400 |
3700 |
Part No. |
d/mm |
D/mm |
B/mm |
Load Rating(KN) |
Limited Speed(r/min) |
Load Rating(KN) |
Limited Speed(r/min) |
Cr/KN |
Cor/KN |
Grease |
Oil |
Cr/KN |
Cor/KN |
Grease |
Oil |
719 serie |
|
|
|
α=15°(C) |
α=25°(AC) |
71907 |
35 |
55 |
10 |
11 |
10.9 |
26000 |
40000 |
10.4 |
10.3 |
20000 |
34000 |
H71907 |
35 |
55 |
10 |
7.7 |
5.4 |
36000 |
53000 |
7.4 |
5.1 |
30000 |
45000 |
H71907/HQ1 |
35 |
55 |
10 |
7.7 |
5.4 |
40000 |
60000 |
7.4 |
5.1 |
34000 |
50000 |
71908 |
40 |
62 |
12 |
14 |
14.2 |
20000 |
34000 |
13.3 |
13.5 |
18000 |
30000 |
H71908 |
40 |
62 |
12 |
9.8 |
7 |
30000 |
45000 |
9.3 |
6.6 |
26000 |
40000 |
H71908/HQ1 |
40 |
62 |
12 |
9.8 |
7 |
34000 |
50000 |
9.3 |
6.6 |
28000 |
43000 |
71909 |
45 |
68 |
12 |
14.7 |
16.1 |
18000 |
30000 |
13.9 |
15.2 |
17000 |
28000 |
H71909 |
45 |
68 |
12 |
10.3 |
7.7 |
26000 |
40000 |
9.7 |
7.3 |
22000 |
36000 |
H71909/HQ1 |
45 |
68 |
12 |
10.3 |
7.7 |
28000 |
43000 |
9.7 |
7.3 |
26000 |
40000 |
71910 |
50 |
72 |
12 |
19 |
21.2 |
17000 |
28000 |
17.9 |
20.1 |
15000 |
24000 |
H71910 |
|
72 |
12 |
13.2 |
10.2 |
22000 |
36000 |
12.5 |
9.5 |
19000 |
32000 |
H71910/HQ1 |
50 |
72 |
12 |
13.2 |
10.2 |
26000 |
40000 |
12.5 |
9.5 |
22000 |
36000 |
71911 |
55 |
80 |
13 |
23.7 |
27.4 |
15000 |
24000 |
22.4 |
26 |
14000 |
22000 |
H71911 |
55 |
80 |
13 |
16.2 |
12.5 |
19000 |
32000 |
15.2 |
11.8 |
16000 |
26000 |
H71911/HQ1 |
55 |
80 |
13 |
16.2 |
12.5 |
22000 |
36000 |
15.2 |
11.8 |
22000 |
36000 |
71912 |
60 |
85 |
13 |
24.8 |
30.3 |
14000 |
22000 |
23.3 |
28.7 |
13000 |
20000 |
H71912 |
60 |
85 |
13 |
16.5 |
13.8 |
18000 |
30000 |
15.8 |
13.2 |
15000 |
24000 |
H71912/HQ1 |
60 |
85 |
13 |
16.5 |
13.8 |
19000 |
32000 |
15.8 |
13.2 |
20000 |
34000 |
71913 |
65 |
90 |
13 |
25.1 |
31.9 |
13000 |
20000 |
23.6 |
30.2 |
12000 |
19000 |
H71913 |
65 |
90 |
13 |
16.8 |
14.5 |
17000 |
28000 |
16.2 |
13.8 |
15000 |
24000 |
H71913/HQ1 |
65 |
90 |
13 |
16.8 |
14.5 |
19000 |
32000 |
16.2 |
13.8 |
17000 |
28000 |
71914 |
70 |
100 |
16 |
34.5 |
43.4 |
12000 |
19000 |
32.6 |
41.2 |
11000 |
18000 |
H71914 |
70 |
100 |
16 |
20.8 |
17.8 |
16000 |
26000 |
19.8 |
16.8 |
13000 |
20000 |
H71914/HQ1 |
70 |
100 |
16 |
20.8 |
17.8 |
19000 |
32000 |
19.8 |
16.8 |
17000 |
28000 |
71915 |
75 |
105 |
16 |
25 |
45.6 |
11000 |
18000 |
33 |
43.2 |
95000 |
16000 |
H71915 |
75 |
105 |
16 |
21.8 |
19.2 |
15000 |
24000 |
20.5 |
18.2 |
13000 |
20000 |
H71915/HQ1 |
75 |
105 |
16 |
21.8 |
19.2 |
17000 |
28000 |
20.5 |
18.2 |
15000 |
24000 |
71916 |
80 |
110 |
16 |
35.5 |
47.8 |
10000 |
17000 |
33.5 |
45.3 |
9000 |
15000 |
H71916 |
80 |
110 |
16 |
22.5 |
20.8 |
14000 |
22000 |
21.2 |
19.5 |
12000 |
19000 |
H71916/HQ1 |
80 |
110 |
16 |
22.5 |
20.8 |
16000 |
26000 |
21.2 |
19.5 |
14000 |
24000 |
71917 |
|
120 |
18 |
46.5 |
61.9 |
9500 |
16000 |
43.8 |
58.6 |
8500 |
14000 |
H71917 |
85 |
120 |
18 |
26.2 |
24.2 |
13000 |
20000 |
24.8 |
22.8 |
11000 |
18000 |
H71917/HQ1 |
85 |
120 |
18 |
26.2 |
24.2 |
15000 |
24000 |
24.8 |
22.8 |
13000 |
20000 |
71918 |
90 |
125 |
18 |
47.2 |
64.8 |
9000 |
15000 |
44.5 |
61.4 |
8000 |
13000 |
H71918 |
90 |
125 |
18 |
27.2 |
26.2 |
13000 |
20000 |
25.5 |
24.5 |
11000 |
18000 |
H71918/HQ1 |
90 |
125 |
18 |
27.2 |
26.2 |
15000 |
24000 |
25.5 |
24.5 |
13000 |
20000 |
71919 |
95 |
130 |
18 |
47.9 |
67.8 |
9000 |
15000 |
45.2 |
64.1 |
8000 |
13000 |
H71919 |
95 |
130 |
18 |
27.2 |
26.8 |
12000 |
19000 |
25.8 |
25.5 |
11000 |
18000 |
H71919/HQ1 |
95 |
130 |
18 |
27.2 |
26.8 |
14000 |
22000 |
25.8 |
25.5 |
13000 |
20000 |
71920 |
100 |
140 |
20 |
60.4 |
84.4 |
8500 |
14000 |
56.9 |
79.9 |
8000 |
13000 |
H71920 |
100 |
140 |
20 |
40.2 |
37.5 |
11000 |
18000 |
37.8 |
35.5 |
9000 |
15000 |
H71920/HQ1 |
100 |
140 |
20 |
40.2 |
37.5 |
13000 |
20000 |
37.8 |
35.5 |
11000 |
18000 |
71921 |
105 |
145 |
20 |
61.4 |
88.2 |
8000 |
13000 |
57.8 |
83.5 |
7500 |
12000 |
H71921 |
105 |
145 |
20 |
40.8 |
39.2 |
10000 |
17000 |
38.5 |
36.8 |
8500 |
14000 |
H71921/HQ1 |
105 |
145 |
20 |
40.8 |
39.2 |
12000 |
19000 |
38.5 |
36.8 |
10000 |
17000 |
71922 |
110 |
150 |
20 |
62.3 |
91.9 |
7500 |
12000 |
58.7 |
87 |
7000 |
11000 |
H71922 |
110 |
150 |
20 |
41.2 |
40.5 |
9000 |
15000 |
39.2 |
38.2 |
7500 |
12000 |
H71922/HQ1 |
110 |
150 |
20 |
41.2 |
40.5 |
11000 |
18000 |
39.2 |
38.2 |
9500 |
16000 |
71924 |
120 |
165 |
22 |
73.7 |
107.6 |
7000 |
11000 |
69.5 |
101.9 |
6700 |
10000 |
H71924 |
120 |
165 |
22 |
43.2 |
44.8 |
8500 |
14000 |
40.5 |
42.5 |
7500 |
12000 |
H71924/HQ1 |
120 |
165 |
22 |
43.2 |
44.8 |
10000 |
17000 |
40.8 |
42.5 |
9000 |
15000 |
71926 |
130 |
180 |
24 |
76.3 |
117.1 |
6700 |
10000 |
71.9 |
110.9 |
6000 |
9000 |
H71926 |
130 |
180 |
24 |
53.2 |
56.5 |
8000 |
13000 |
50.2 |
53.5 |
7500 |
12000 |
H71926/HQ1 |
130 |
180 |
24 |
53.2 |
56.5 |
9000 |
15000 |
50.2 |
53.5 |
8000 |
14000 |
71928 |
140 |
190 |
24 |
78.9 |
126.4 |
6000 |
9000 |
74.4 |
119.7 |
5600 |
8500 |
H71928 |
140 |
190 |
24 |
53.8 |
59.2 |
7000 |
11000 |
50.8 |
55.8 |
6700 |
10000 |
H71928/HQ1 |
140 |
190 |
24 |
53.8 |
59.2 |
8000 |
13000 |
50.8 |
55.8 |
7500 |
12000 |
71930 |
150 |
210 |
28 |
118.2 |
175.1 |
5600 |
8500 |
111.4 |
165.8 |
5000 |
7500 |
H71930 |
150 |
210 |
28 |
65.2 |
72.8 |
6700 |
10000 |
61.5 |
68.8 |
6000 |
9000 |
H71930/HQ1 |
150 |
210 |
28 |
65.2 |
72.8 |
7500 |
12000 |
61.5 |
68.8 |
7000 |
11000 |
71932 |
160 |
220 |
28 |
123.6 |
191.2 |
5000 |
7500 |
116.5 |
181.1 |
4800 |
7000 |
H71932 |
160 |
220 |
28 |
66.2 |
75.8 |
6000 |
9000 |
62.5 |
71.5 |
5600 |
8500 |
H71932/HQ1 |
|
220 |
28 |
66.2 |
75.8 |
7000 |
11000 |
62.5 |
71.5 |
6700 |
10000 |
71934 |
170 |
230 |
28 |
125.7 |
200 |
4800 |
7000 |
118.5 |
189.4 |
4300 |
6300 |
H71934 |
170 |
230 |
28 |
66.8 |
78.8 |
5600 |
8500 |
63.2 |
74.5 |
5000 |
7500 |
H71934/HQ1 |
170 |
230 |
28 |
66.8 |
78.8 |
6700 |
10000 |
63.2 |
74.2 |
6000 |
9000 |
71936 |
180 |
250 |
33 |
159.7 |
249.1 |
4500 |
6700 |
150.6 |
235.9 |
4000 |
6000 |
H71936 |
180 |
250 |
33 |
79.5 |
95.2 |
5000 |
7500 |
75.2 |
89.8 |
4800 |
7000 |
H71936/HQ1 |
180 |
250 |
33 |
79.5 |
95.2 |
6000 |
9000 |
75.2 |
89.8 |
5600 |
8500 |
71938 |
190 |
260 |
33 |
162.8 |
260.8 |
4300 |
6300 |
153.5 |
247 |
3800 |
5600 |
H71938 |
190 |
260 |
33 |
80.5 |
98.5 |
4800 |
7000 |
76.2 |
93.2 |
4300 |
6300 |
H71938/HQ1 |
190 |
260 |
33 |
80.5 |
98.5 |
5600 |
8500 |
76.2 |
93.2 |
5000 |
7500 |
71940 |
200 |
280 |
38 |
198.4 |
311.4 |
3800 |
5600 |
187.1 |
294.9 |
3600 |
5300 |
H71940 |
200 |
280 |
38 |
82.8 |
105.5 |
4500 |
6700 |
78.2 |
99.5 |
4000 |
6000 |
H71940/HQ1 |
200 |
280 |
38 |
82.8 |
105.5 |
5000 |
7500 |
78.2 |
99.5 |
4500 |
6700 |
71944 |
220 |
300 |
38 |
206.6 |
341.1 |
3600 |
5300 |
194.8 |
323 |
3200 |
4800 |
H71944 |
220 |
300 |
38 |
96.9 |
125.4 |
4300 |
6300 |
91.5 |
118.4 |
3800 |
5600 |
H71944/HQ1 |
220 |
300 |
38 |
96.9 |
125.4 |
5000 |
7500 |
91.5 |
118.4 |
4300 |
6300 |
71948 |
240 |
320 |
38 |
219.2 |
384.2 |
3200 |
4800 |
206.7 |
363.8 |
3000 |
4500 |
H71948 |
240 |
320 |
38 |
153 |
216 |
3900 |
5800 |
146 |
200 |
3500 |
5200 |
H71948/HQ1 |
240 |
320 |
38 |
153 |
216 |
4500 |
6500 |
146 |
200 |
4000 |
5800 |
71952 |
260 |
360 |
46 |
284.6 |
528.8 |
3000 |
4500 |
268.3 |
500.8 |
2600 |
4000 |
71956 |
280 |
380 |
46 |
288.7 |
554.6 |
2600 |
4000 |
272.2 |
525.5 |
2200 |
3600 |
Package
Certificate