Ningbo BCH stainless steel bearing rings and rolling body material adopts AISI SUS440C (9Cr18Mo or 9Cr18) by vacuum quenching and tempering treatment, the holder and the sealing ring skeleton material using AISI304 or AISI316, can be used in a variety of products easy to rust, strong corrosion, high strength, high precision, wide application. Compared with the stainless steel bearings and bearing steel, have stronger anti rust, corrosion resistance, select the appropriate lubricant, a dustproof cover, can be used in the environment of -60 ℃ ~ +300 ℃. The special treatment of stainless steel rolling body, good toughness, abrasion resistant, life reach the international level. At the same time, stainless steel bearings of rivers has excellent oxidation resistance; corrosion resistance and non magnetic, particularly suitable for harsh production environment, ability to withstand high life; maintenance free.Stainless steel miniature bearings for all types of industrial equipment, small rotary motors; office equipment; a miniature motor soft drive; pressure rotor; dental burs; the hard disk motor; stepper motor; VCR drum; toys; fan; pulley; the roller, transmission equipment etc..
At the same time Baichuan bearing according to the needs of our customers to develop the stainless steel flange bearing, such as:SF682ZZ SF682ZZ SMF52ZZ SMF52ZZ SF692ZZ SF692ZZ SF683ZZ SF683ZZ SMF83ZZ SMF83ZZ SF693ZZ SF693ZZ SF603ZZ SF603ZZ SF623ZZ SF623ZZ SMF74ZZ SMF74ZZ SMF84ZZ SMF84ZZ SF684ZZ SF684ZZ SMF104ZZ MR104ZZ 694 694ZZ 604 604ZZ 624 624ZZ MR85 MR85ZZ MR95 MR95ZZ MR105 MR105ZZ 685 685ZZ MR115ZZ 695ZZ 605ZZ 625ZZ MR106 SMF106ZZ SMF126ZZ SMF126ZZ SF686ZZ SF686ZZ SF696ZZ SF606ZZ SF626ZZ SMF117 SMF117ZZ SMF137 SMF137ZZ SF687ZZ SF687ZZ SF607ZZ SF627ZZ SMF128ZZ SMF128ZZ SMF148 SMF148ZZ SF688ZZ SF688ZZ SF698ZZ SF608ZZ SMF149 SMF149ZZ SF689ZZ SF689ZZ SF609ZZ SF629ZZ..
|
Model Number
|
bore size
(d)
|
Outside Diameter
(D)
|
Thickness
(b)
|
Cr(N)
|
Cor(N)
|
Speed
|
|
open
|
zz
|
Grease
|
Oil
|
|
*1000rpm
|
|
S681
|
1
|
3
|
1
|
-
|
96
|
26
|
130
|
150
|
|
S691
|
4
|
1.6
|
-
|
141
|
37
|
100
|
120
|
|
S681Xzz
|
1.5
|
4
|
1.2
|
2
|
112
|
33
|
100
|
120
|
|
S691Xzz
|
5
|
2
|
2.6
|
169
|
50
|
85
|
100
|
|
S601Xzz
|
6
|
2.5
|
3
|
330
|
99
|
75
|
90
|
|
S682zz
|
2
|
5
|
1.5
|
2.3
|
169
|
50
|
85
|
100
|
|
SMR52zz
|
5
|
2
|
2.5
|
169
|
50
|
85
|
100
|
|
S692zz
|
6
|
2.3
|
3
|
330
|
99
|
75
|
90
|
|
SMR62zz
|
6
|
2.5
|
2.5
|
330
|
99
|
75
|
90
|
|
SMR72zz
|
7
|
2.8
|
3
|
386
|
129
|
63
|
75
|
|
S602zz
|
7
|
2.8
|
3.5
|
386
|
129
|
60
|
71
|
|
S682Xzz
|
2.5
|
6
|
1.8
|
2.6
|
209
|
74
|
71
|
80
|
|
S692Xzz
|
7
|
2.5
|
3.5
|
386
|
129
|
63
|
75
|
|
SMR82X
|
8
|
2.5
|
-
|
558
|
180
|
60
|
67
|
|
S602Xzz
|
8
|
2.8
|
4
|
552
|
177
|
60
|
71
|
|
SMR63zz
|
3
|
6
|
2
|
2.5
|
209
|
74
|
71
|
80
|
|
S683zz
|
7
|
2
|
3
|
311
|
112
|
63
|
75
|
|
SMR83zz
|
8
|
2.5
|
3
|
395
|
141
|
60
|
67
|
|
S693zz
|
8
|
3
|
4
|
558
|
180
|
60
|
67
|
|
SMR93zz
|
9
|
2.5
|
4
|
571
|
189
|
56
|
67
|
|
S603zz
|
9
|
3
|
5
|
571
|
189
|
56
|
67
|
|
S623zz
|
10
|
4
|
4
|
631
|
219
|
50
|
60
|
|
S633zz
|
13
|
5
|
5
|
1301
|
488
|
40
|
48
|
|
SMR74zz
|
4
|
7
|
2
|
2.5
|
255
|
108
|
60
|
67
|
|
SMR84zz
|
8
|
2
|
3
|
395
|
141
|
56
|
67
|
|
S684zz
|
9
|
2.5
|
4
|
641
|
227
|
53
|
63
|
|
SMR104zz
|
10
|
3
|
4
|
711
|
272
|
48
|
56
|
|
S694zz
|
11
|
4
|
4
|
957
|
350
|
48
|
56
|
|
S604zz
|
12
|
4
|
4
|
957
|
350
|
48
|
56
|
|
S624zz
|
13
|
5
|
5
|
1301
|
488
|
40
|
48
|
|
S634zz
|
16
|
5
|
5
|
1340
|
523
|
36
|
43
|
|
SMR85zz
|
5
|
8
|
2
|
2.5
|
218
|
90
|
53
|
63
|
|
SMR95zz
|
9
|
2.5
|
3
|
431
|
169
|
50
|
60
|
|
SMR105zz
|
10
|
3
|
4
|
431
|
169
|
50
|
60
|
|
SMR115zz
|
11
|
-
|
4
|
716
|
282
|
45
|
53
|
|
S685zz
|
11
|
3
|
5
|
716
|
282
|
45
|
53
|
|
S695zz
|
13
|
4
|
4
|
1077
|
432
|
43
|
50
|
|
S605zz
|
14
|
5
|
5
|
1329
|
507
|
40
|
50
|
|
S625zz
|
16
|
5
|
5
|
1729
|
675
|
36
|
43
|
|
S635zz
|
19
|
6
|
6
|
2336
|
896
|
32
|
40
|
|
SMR106zz
|
6
|
10
|
2.5
|
3
|
496
|
218
|
45
|
53
|
|
SMR126zz
|
12
|
3
|
4
|
716
|
295
|
43
|
50
|
|
S686zz
|
13
|
3.5
|
5
|
1082
|
442
|
40
|
50
|
|
S696zz
|
15
|
5
|
5
|
1340
|
523
|
40
|
45
|
|
S606zz
|
17
|
6
|
6
|
2263
|
846
|
38
|
45
|
|
S626zz
|
19
|
6
|
6
|
2336
|
896
|
32
|
40
|
|
S636zz
|
22
|
7
|
7
|
3333
|
1423
|
30
|
36
|
|
SMR117zz
|
7
|
11
|
2.5
|
3
|
455
|
202
|
43
|
50
|
|
SMR137zz
|
13
|
3
|
4
|
541
|
276
|
40
|
48
|
|
S687zz
|
14
|
3.5
|
5
|
1173
|
513
|
40
|
50
|
|
S697zz
|
17
|
5
|
5
|
1605
|
719
|
36
|
43
|
|
S607zz
|
19
|
6
|
6
|
2336
|
896
|
36
|
43
|
|
S627zz
|
22
|
7
|
7
|
3287
|
1379
|
30
|
36
|
|
S637zz
|
26
|
9
|
6
|
4563
|
1983
|
28
|
34
|
|
SMR128zz
|
8
|
12
|
2.5
|
3.5
|
543
|
274
|
40
|
48
|
|
SMR148zz
|
14
|
3.5
|
4
|
817
|
386
|
38
|
45
|
|
S688zz
|
16
|
4
|
5
|
1252
|
592
|
36
|
43
|
|
S698zz
|
19
|
6
|
6
|
2237
|
917
|
36
|
43
|
|
S608z
|
22
|
7
|
7
|
3293
|
1379
|
34
|
40
|
|
S628zz
|
24
|
8
|
8
|
3333
|
1423
|
28
|
34
|
|
S638zz
|
28
|
9
|
9
|
4563
|
1983
|
28
|
34
|
|
S679zz
|
9
|
14
|
3
|
4.5
|
919
|
468
|
36
|
42
|
|
S689zz
|
17
|
4
|
5
|
1327
|
668
|
36
|
43
|
|
S699zz
|
20
|
6
|
6
|
2467
|
1081
|
34
|
40
|
|
S609zz
|
24
|
7
|
7
|
3356
|
1444
|
32
|
38
|
|
S629zz
|
26
|
8
|
8
|
4575
|
1983
|
28
|
34
|
|
S639zz
|
30
|
10
|
10
|
4659
|
2080
|
24
|
30
|
|
S6700zz
|
10
|
15
|
4
|
4
|
855
|
435
|
15
|
17
|
|
S6800zz
|
19
|
5
|
5
|
1716
|
840
|
37
|
43
|
|
S6900zz
|
22
|
6
|
6
|
2695
|
1273
|
34
|
41
|
|
S6000zz
|
26
|
8
|
8
|
4550
|
1970
|
30
|
36
|
|
S6200zz
|
30
|
9
|
9
|
5100
|
2390
|
24
|
30
|
|
S6300zz
|
35
|
11
|
11
|
8100
|
3450
|
22
|
26
|
|
S6701zz
|
12
|
18
|
4
|
4
|
926
|
530
|
13
|
15
|
|
S6801zz
|
21
|
5
|
5
|
1915
|
1041
|
33
|
39
|
|
S6901zz
|
24
|
6
|
6
|
2886
|
1466
|
31
|
36
|
|
S6001zz
|
28
|
8
|
8
|
5100
|
2370
|
28
|
32
|
|
S6201zz
|
32
|
10
|
10
|
6800
|
3050
|
22
|
28
|
|
S6301zz
|
37
|
12
|
12
|
9700
|
4200
|
990
|
425
|
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