6904 Full Ceramic Bearing, Zirconia Ball Bearings
The 6904 bearing is a ceramic bearings with an inner diameter of 20 mm , an outer diameter of 37 mm, a width of 9 mm. It typically uses P0,P6,P5,P4 grade precision tolerances and open or with shield type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
ceramic bearings ZrO2 6904
Description: ID:20MM * OD:37MM * TH: 9MM
N.W.: 0.028kgs
Material : Si3N4 / ZrO2
What we offer :
1) Si3N4 / ZrO2 deep groove ball bearings open style ceramic bearings with PTFE / PEEK cage or the full complement deep groove ball bearings , which can reach highest 1100°
3) self-aligning ceramic bearings , single direction trust ceramic bearings , angular contact ceramic bearings ,full ceramic insert bearings
3) balls (stainless steel , ceramic balls , plastic bearings , steel)
Specification:
Single-row deep groove ceramic ball bearing
Boundary dimensions(mm)
Mounting dimensions(mm)
Mass
Bearing No.
da
da
Da
ra
(kg) (refer)
d
D
B
r (min)
min
max
max
max
ZrO2
Si3N4
6803CE
17
26
5
0.3
19
19
24
0.3
0.005
0.0029
6903CE
30
7
0.3
19
19.5
28
0.3
0.013
0.0071
16003CE
35
8
0.3
19
/
33
0.3
0.025
0.014
6003CE
35
10
0.3
19
21.5
33
0.3
0.032
0.017
6203CE
40
12
0.6
21
23.5
36
0.6
0.052
0.028
6303CE
47
14
1
22
25.5
42
1
0.087
0.047
6403CE
62
17
1.1
23.5
/
55.5
1
0.21
0.11
6804CE
20
32
7
0.3
22
22.5
30
0.3
0.013
0.007
6904CE
37
9
0.3
22
24
35
0.3
0.028
0.015
16004CE
42
8
0.3
22
/
40
0.3
0.037
0.02
6004CE
42
12
0.6
24
25.5
38
0.6
0.052
0.028
6204CE
47
14
1
25
26.5
42
1
0.082
0.045
6304CE
52
15
1.1
26.5
28
45.5
1
0.11
0.06
6404CE
72
19
1.1
26.5
/
65.5
1
0.31
0.17
6805CE
25
37
7
0.3
27
27
35
0.3
0.016
0.009
6905CE
42
9
0.3
27
28.5
40
0.3
0.032
0.018
16005CE
47
8
0.3
27
/
45
0.3
0.045
0.025
6005CE
47
12
0.6
29
30
43
0.6
0.061
0.033
6205CE
52
15
1
30
32
47
1
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