SMR84ZZ 4*8*3 Dental Handpiece Bearing Low Speed Stainless Steel Double Shield Deep groove Ball Bearing
Dental Handpiece Bearing are perfectly for many models of low-speed handpieces, straight handpieces, contra-angle handpieces, air motors electric motors, and electric grinders, etc .
Low speed dental handpiece bearing specifiations :
- Perfectly usable for straight handpieces, contra-angle handpieces, micro motors and other machines
- Regular rotating speed 20000-20000RPM
- High precision grade P4 (ABEC 7)
- Regular rotating speed 20000-50000 rpm
- Tolerance of precision grade P4 (ABEC 7)
- Maximum rotating speed up 50000 rpm.
- Special design of sealed structure, superiorly dust-proof .
- Less vibration, Less noise, Antirust, Corrosion resistant .
|
NO. |
Bearing type |
Inside Diameter |
Outer Diameter |
Inner ring width |
Shield |
Retainer(Cage) |
Balls material |
|
d |
D |
B |
|||||
|
1 |
SMR84 |
4 |
8 |
2 |
No shield |
Stainless steel |
Stainless steel |
|
2 |
SMR84ZZ |
4 |
8 |
3 |
Double shield |
Stainless steel |
Stainless steel |
|
3 |
SMR74 |
4 |
7 |
2 |
No shield |
Stainless steel |
Stainless steel |
|
4 |
SMR74X2 |
4 |
7 |
2 |
No shield |
TORLON |
ceramic |
|
5 |
SR133 |
2.38 |
4.762 |
1.588 |
No shield |
Stainless steel |
Stainless steel |
|
6 |
SR133W |
2.38 |
4.762 |
2.38 |
No shield |
Stainless steel |
Stainless steel |
|
7 |
SR133N1 |
2.35 |
4.762 |
2.38 |
No shield |
Stainless steel |
Stainless steel |
|
8 |
SMR105ZZ |
5 |
10 |
4 |
Double shield |
Stainless steel |
Stainless steel |
|
9 |
SMR105 |
5 |
10 |
3 |
No shield |
Stainless steel |
Stainless steel |
|
10 |
SMR63 |
3 |
6 |
2 |
No shield |
Stainless steel |
Stainless steel |
|
11 |
SMR63ZZ |
3 |
6 |
2.5 |
Double shield |
Stainless steel |
Stainless steel |
|
12 |
SMR85 |
5 |
8 |
2 |
No shield |
Stainless steel |
Stainless steel |
|
13 |
SMR85ZZ |
4 |
8 |
2.5 |
Double shield |
Stainless steel |
Stainless steel |
|
14 |
SMR83 |
3 |
8 |
2.5 |
No shield |
Stainless steel |
Stainless steel |
|
15 |
SMR73 |
3 |
7 |
3 |
No shield |
Stainless steel |
Stainless steel |
|
16 |
SR1-5ZZ |
2.38 |
7.938 |
3.571 |
Double shield |
Stainless steel |
Stainless steel |
|
17 |
SR1-5 |
2.38 |
7.938 |
3.571 |
No shield |
Stainless steel |
Stainless steel |
|
18 |
S415 |
1.5 |
4 |
2 |
Double shield |
Stainless steel |
Stainless steel |
|
19 |
S830 |
3 |
8 |
4 |
Double shield |
Stainless steel |
Stainless steel |
|
20 |
S692 |
2.35 |
5.5 |
2 |
Double shield |
Stainless steel |
Stainless steel |
|
21 |
SR133K1x2 |
2.38 |
4.762 |
1.588 |
No shield |
TORLON |
ceramics |
|
22 |
SR133x2 |
2.38 |
4.762 |
2.38 |
No shield |
TORLON |
ceramics |
|
23 |
S640 |
4 |
6.5 |
1.3 |
No shield |
Stainless steel |
Stainless steel |
|
24 |
S623 |
3 |
10 |
4 |
Double shield |
Stainless steel |
Stainless steel |
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