7901 Full Ceramic Zirconia/Silicon Nitride Ball Bearing
The 7901 bearing is a ceramic angualr contact ball bearings with an inner diameter of 12 mm , an outer diameter of 24 mm, a width of 6 mm. It typically uses P0,P6,P5,P4 grade precision tolerances and open or with seals type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
ceramic bearings ZrO2/Si3N4 7901
Description: ID:12M * OD:24MM * TH: 6MM
N.W.: ZrO2 0.008kg / Si3N4 0.0042kg
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°
2) angular contact ceramic bearings , self-aligning ceramic bearings , single direction trust ceramic bearings ,full ceramic insert bearings with ZrO2 or Si3N4 material .
3) Hybrid ceramic bearings ,(Stainless steel or chrome steel + ceramic balls)
4) balls (stainless steel , ceramic balls , plastic bearings , steel)
Specification:
Angular contact ceramic ball bearings
Boundary dimensions(mm)
Mounting dimensions(mm)
Mass
Bearing No.
da
Da
ra
(kg) (refer)
d
D
B
r (min)
r1 (min)
min
max
max
ZrO2
Si3N4
7900CE
10
22
6
0.3
0.15
12.5
19.5
0.3
0.007
0.0038
7000CE
26
8
0.3
0.15
12.5
23.5
0.3
0.014
0.0075
7200CE
30
9
0.6
0.3
15
25
0.6
0.025
0.013
7300CE
35
11
0.6
0.3
15
30
0.6
0.04
0.022
7901CE
12
24
6
0.3
0.15
14.5
21.5
0.3
0.008
0.0042
7001CE
28
8
0.3
0.15
14.5
25.5
0.3
0.017
0.0092
7201CE
32
10
0.6
0.3
17
27
0.6
0.028
0.015
7301CE
37
12
1
0.6
18
31
1
0.046
0.025
7902CE
15
28
7
0.3
0.15
17.5
25.5
0.3
0.012
0.0063
7002CE
32
9
0.3
0.15
17.5
29.5
0.3
0.024
0.013
7202CE
35
11
0.6
0.3
20
30
0.3
0.035
0.019
7302CE
42
13
1
0.6
21
36
1
0.064
0.035
……
Hope what we offer is just what you want ,and feel free to contact me for any inquiry , thank you in advance !
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