Detailed Photos
STEEL BALL: High density bearing steel forged, finely made
INNER RING Matenial: High Density Wear Resistant Chrome Steel
BEARING CAGE: High density thickened plate stamping Strong¬ easy to break
OUTER RING Material: High Density Wear Resistant Chrome Steel
It is widely used in office equipment, medical equipment, household appliances, daily tools and other small and medium-sized equipment and other related fields.
Product Parameters
PART NUMBER |
SEAL TYPE |
Bore diameter(d) |
Outer diameter(D) |
Width(B) |
BALL SIZE(mm) |
BALL QTY |
weight(g) |
681 |
open |
1 |
3 |
1 |
0.6 |
6 |
0.03 |
691 |
open |
1 |
4 |
1.6 |
0.8 |
5 |
0.11 |
681X |
open |
1.5 |
4 |
1.2 |
0.6 |
7 |
0.1 |
681xzz |
Shield |
1.5 |
4 |
2 |
0.6 |
7 |
0.14 |
691X |
open |
1.5 |
5 |
2 |
0.6 |
6 |
0.2 |
691XZZ |
Shield |
1.5 |
5 |
2.6 |
0.6 |
6 |
0.25 |
601X |
open |
1.5 |
6 |
2.5 |
1.2 |
6 |
0.31 |
601XZZ |
Shield |
1.5 |
6 |
3 |
1.2 |
6 |
0.4 |
682 |
open |
2 |
5 |
1.5 |
0.8 |
6 |
0.15 |
682zz |
Shield |
2 |
5 |
2.3 |
0.8 |
6 |
0.2 |
682-2RS |
Rubber seal |
2 |
5 |
2.3 |
0.8 |
6 |
0.2 |
MR52 |
open |
2 |
5 |
2 |
0.8 |
6 |
0.14 |
MR52ZZ |
Shield |
2 |
5 |
2.5 |
0.8 |
6 |
0.2 |
MR52-2RS |
Rubber seal |
2 |
5 |
2.5 |
0.8 |
6 |
0.2 |
692 |
open |
2 |
6 |
2.3 |
1.2 |
6 |
0.28 |
692ZZ |
Shield |
2 |
6 |
3 |
1.2 |
6 |
0.35 |
692-2RS |
Rubber seal |
2 |
6 |
3 |
1.2 |
6 |
0.35 |
MR62 |
open |
2 |
6 |
2.5 |
1.2 |
6 |
0.28 |
MR62ZZ |
Shield |
2 |
6 |
2.5 |
1.2 |
6 |
0.33 |
MR62-2RS |
Rubber seal |
2 |
6 |
2.5 |
1.2 |
6 |
0.33 |
MR72 |
open |
2 |
7 |
2.5 |
1.2 |
7 |
0.43 |
MR72ZZ |
Shield |
2 |
7 |
3 |
1.2 |
7 |
0.53 |
MR72-2RS |
Rubber seal |
2 |
7 |
3 |
1.2 |
7 |
0.53 |
602 |
open |
2 |
7 |
2.8 |
1.2 |
7 |
0.5 |
602ZZ |
Shield |
2 |
7 |
3.5 |
1.2 |
7 |
0.6 |
602-2RS |
Rubber seal |
2 |
7 |
3.5 |
1.2 |
7 |
0.6 |
682X |
open |
2.5 |
6 |
1.8 |
0.8 |
8 |
0.2 |
682XZZ |
Shield |
2.5 |
6 |
2.6 |
0.8 |
8 |
0.35 |
682X-2RS |
Rubber seal |
2.5 |
6 |
2.6 |
0.8 |
8 |
0.35 |
692X |
open |
2.5 |
7 |
2.5 |
1.2 |
7 |
0.4 |
692XZZ |
Shield |
2.5 |
7 |
3.5 |
1.2 |
7 |
0.55 |
692X-2RS |
Rubber seal |
2.5 |
7 |
3.5 |
1.2 |
7 |
0.55 |
MR82X |
open |
2.5 |
8 |
2.5 |
1.588 |
6 |
0.52 |
MR82XZZ |
Shield |
2.5 |
8 |
2.5 |
1.588 |
6 |
0.52 |
MR82X-2RS |
Rubber seal |
2.5 |
8 |
2.5 |
1.588 |
6 |
0.52 |
602X |
open |
2.5 |
8 |
2.8 |
1.588 |
6 |
0.61 |
602XZZ |
Shield |
2.5 |
8 |
4 |
1.588 |
6 |
0.85 |
602X-2RS |
Rubber seal |
2.5 |
8 |
4 |
1.588 |
6 |
0.85 |
MR63 |
open |
3 |
6 |
2 |
0.8 |
8 |
0.2 |
MR63ZZ |
Shield |
3 |
6 |
2.5 |
0.8 |
8 |
0.28 |
MR63-2RS |
Rubber seal |
3 |
6 |
2.5 |
0.8 |
8 |
0.28 |
683 |
open |
3 |
7 |
2 |
1 |
8 |
0.32 |
683ZZ |
Shield |
3 |
7 |
3 |
1 |
8 |
0.45 |
683-2RS |
Rubber seal |
3 |
7 |
3 |
1 |
8 |
0.45 |
MR83 |
open |
3 |
8 |
2.5 |
1.2 |
7 |
0.51 |
MR83ZZ |
Shield |
3 |
8 |
3 |
1.2 |
7 |
0.67 |
MR83-2RS |
Rubber seal |
3 |
8 |
3 |
1.2 |
7 |
0.67 |
693 |
open |
3 |
8 |
3 |
1.2 |
7 |
0.6 |
693ZZ |
Shield |
3 |
8 |
4 |
1.2 |
7 |
0.8 |
693-2RS |
Rubber seal |
3 |
8 |
4 |
1.2 |
7 |
0.8 |
MR93 |
open |
3 |
9 |
2.5 |
1.588 |
6 |
0.75 |
MR93ZZ |
Shield |
3 |
9 |
4 |
1.588 |
6 |
1.15 |
MR93-2RS |
Rubber seal |
3 |
9 |
4 |
1.588 |
6 |
1.15 |
603 |
open |
3 |
9 |
3 |
1.588 |
6 |
0.84 |
603ZZ |
Shield |
3 |
9 |
5 |
1.588 |
6 |
1.13 |
603-2RS |
Rubber seal |
3 |
9 |
5 |
1.588 |
6 |
1.13 |
623 |
open |
3 |
10 |
4 |
1.588 |
7 |
1.45 |
623ZZ |
Shield |
3 |
10 |
4 |
1.588 |
7 |
1.65 |
623-2RS |
Rubber seal |
3 |
10 |
4 |
1.588 |
7 |
1.65 |
633 |
open |
3 |
13 |
5 |
2.381 |
7 |
3.27 |
633ZZ |
Shield |
3 |
13 |
5 |
2.381 |
7 |
3.43 |
633-2RS |
Rubber seal |
3 |
13 |
5 |
2.381 |
7 |
3.43 |
MR74 |
open |
4 |
7 |
2 |
1 |
8 |
0.23 |
MR74ZZ |
Shield |
4 |
7 |
2.5 |
1 |
8 |
0.33 |
MR74-2RS |
Rubber seal |
4 |
7 |
2.5 |
1 |
8 |
0.33 |
MR84 |
open |
4 |
8 |
2 |
1.2 |
7 |
0.39 |
MR84ZZ |
Shield |
4 |
8 |
3 |
1.2 |
7 |
0.56 |
MR84-2RS |
Rubber seal |
4 |
8 |
3 |
1.2 |
7 |
0.56 |
684 |
open |
4 |
9 |
2.5 |
1.588 |
7 |
0.65 |
684ZZ |
Shield |
4 |
9 |
4 |
1.588 |
7 |
1 |
684-2RS |
Rubber seal |
4 |
9 |
4 |
1.588 |
7 |
1 |
MR104 |
open |
4 |
10 |
3 |
1.588 |
8 |
0.96 |
MR104ZZ |
Shield |
4 |
10 |
4 |
1.588 |
8 |
1.33 |
MR104-2RS |
Rubber seal |
4 |
10 |
4 |
1.588 |
8 |
1.33 |
694 |
open |
4 |
11 |
4 |
2 |
7 |
1.69 |
694ZZ |
Shield |
4 |
11 |
4 |
2 |
7 |
1.75 |
694-2RS |
Rubber seal |
4 |
11 |
4 |
2 |
7 |
1.75 |
604 |
open |
4 |
12 |
4 |
2 |
7 |
2.19 |
604ZZ |
Shield |
4 |
12 |
4 |
2 |
7 |
2.34 |
604-2RS |
Rubber seal |
4 |
12 |
4 |
2 |
7 |
2.34 |
624 |
open |
4 |
13 |
5 |
2.381 |
7 |
3.1 |
624ZZ |
Shield |
4 |
13 |
5 |
2.381 |
7 |
3.2 |
624-2RS |
Rubber seal |
4 |
13 |
5 |
2.381 |
7 |
3.2 |
634 |
open |
4 |
16 |
5 |
2.381 |
7 |
5.24 |
634ZZ |
Shield |
4 |
16 |
5 |
2.381 |
7 |
5.44 |
634-2RS |
Rubber seal |
4 |
16 |
5 |
2.381 |
7 |
5.44 |
MR85 |
open |
5 |
8 |
2 |
1 |
8 |
0.25 |
MR85ZZ |
Shield |
5 |
8 |
2.5 |
1 |
8 |
0.34 |
MR85-2RS |
Rubber seal |
5 |
8 |
2.5 |
1 |
8 |
0.34 |
MR95 |
open |
5 |
9 |
2.5 |
1.2 |
8 |
0.54 |
MR95ZZ |
Shield |
5 |
9 |
3 |
1.2 |
8 |
0.58 |
MR95-2RS |
Rubber seal |
5 |
9 |
3 |
1.2 |
8 |
0.58 |
MR105 |
open |
5 |
10 |
3 |
1.2 |
8 |
0.58 |
MR105ZZ |
Shield |
5 |
10 |
4 |
1.2 |
8 |
0.62 |
MR105-2RS |
Rubber seal |
5 |
10 |
4 |
1.2 |
8 |
0.62 |
MR115 |
open |
5 |
11 |
4 |
1.588 |
8 |
0.62 |
MR115ZZ |
Shield |
5 |
11 |
4 |
1.588 |
8 |
0.62 |
MR115-2RS |
Rubber seal |
5 |
11 |
4 |
1.588 |
8 |
0.62 |
685 |
open |
5 |
11 |
3 |
1.588 |
8 |
1.16 |
685ZZ |
Shield |
5 |
11 |
5 |
1.588 |
8 |
1.93 |
685-2RS |
Rubber seal |
5 |
11 |
5 |
1.588 |
8 |
1.93 |
695 |
open |
5 |
13 |
4 |
2 |
8 |
2.31 |
695ZZ |
Shield |
5 |
13 |
4 |
2 |
8 |
2.39 |
695-2RS |
Rubber seal |
5 |
13 |
4 |
2 |
8 |
2.39 |
605 |
open |
5 |
14 |
5 |
2.381 |
7 |
3.46 |
605ZZ |
Shield |
5 |
14 |
5 |
2.381 |
7 |
3.75 |
605-2RS |
Rubber seal |
5 |
14 |
5 |
2.381 |
7 |
3.75 |
625 |
open |
5 |
16 |
5 |
2.778 |
7 |
4.95 |
625ZZ |
Shield |
5 |
16 |
5 |
2.778 |
7 |
5.1 |
625-2RS |
Rubber seal |
5 |
16 |
5 |
2.778 |
7 |
5.1 |
635 |
open |
5 |
19 |
6 |
3.5 |
6 |
8.5 |
635ZZ |
Shield |
5 |
19 |
6 |
3.5 |
6 |
8.89 |
635-2RS |
Rubber seal |
5 |
19 |
6 |
3.5 |
6 |
8.89 |
MR106 |
open |
6 |
10 |
2.5 |
1.2 |
10 |
0.55 |
MR106ZZ |
Shield |
6 |
10 |
3 |
1.2 |
10 |
0.7 |
MR106-2RS |
Rubber seal |
6 |
10 |
3 |
1.2 |
10 |
0.7 |
MR126 |
open |
6 |
12 |
3 |
1.588 |
8 |
1.25 |
MR126ZZ |
Shield |
6 |
12 |
4 |
1.588 |
8 |
1.66 |
MR126-2RS |
Rubber seal |
6 |
12 |
4 |
1.588 |
8 |
1.66 |
686 |
open |
6 |
13 |
3.5 |
2 |
8 |
1.87 |
686ZZ |
Shield |
6 |
13 |
5 |
2 |
8 |
2.68 |
686-2RS |
Rubber seal |
6 |
13 |
5 |
2 |
8 |
2.68 |
696 |
open |
6 |
15 |
5 |
2.381 |
7 |
3.65 |
696ZZ |
Shield |
6 |
15 |
5 |
2.381 |
7 |
3.85 |
696-2RS |
Rubber seal |
6 |
15 |
5 |
2.381 |
7 |
3.85 |
606 |
open |
6 |
17 |
6 |
3.5 |
6 |
5.94 |
606ZZ |
Shield |
6 |
17 |
6 |
3.5 |
6 |
6.89 |
606-2RS |
Rubber seal |
6 |
17 |
6 |
3.5 |
6 |
6.89 |
626 |
open |
6 |
19 |
6 |
3.5 |
6 |
8.12 |
626ZZ |
Shield |
6 |
19 |
6 |
3.5 |
6 |
8.65 |
626-2RS |
Rubber seal |
6 |
19 |
6 |
3.5 |
6 |
8.65 |
636 |
open |
6 |
22 |
7 |
3.969 |
7 |
13.9 |
636ZZ |
Shield |
6 |
22 |
7 |
3.969 |
7 |
14.5 |
636-2RS |
Rubber seal |
6 |
22 |
7 |
3.969 |
7 |
14.5 |
MR117 |
open |
7 |
11 |
2.5 |
1.2 |
9 |
0.59 |
MR117ZZ |
Shield |
7 |
11 |
3 |
1.2 |
9 |
0.71 |
MR117-2RS |
Rubber seal |
7 |
11 |
3 |
1.2 |
9 |
0.71 |
MR137 |
open |
7 |
13 |
3 |
1.2 |
12 |
1.52 |
MR137ZZ |
Shield |
7 |
13 |
4 |
1.2 |
12 |
2.01 |
MR137-2RS |
Rubber seal |
7 |
13 |
4 |
1.2 |
12 |
2.01 |
687 |
open |
7 |
14 |
3.5 |
2 |
9 |
2.03 |
687ZZ |
Shield |
7 |
14 |
5 |
2 |
9 |
2.95 |
687-2RS |
Rubber seal |
7 |
14 |
5 |
2 |
9 |
2.95 |
697 |
open |
7 |
17 |
5 |
2 |
9 |
5.01 |
697ZZ |
Shield |
7 |
17 |
5 |
2 |
9 |
5.26 |
697-2RS |
Rubber seal |
7 |
17 |
5 |
2 |
9 |
5.26 |
607 |
open |
7 |
19 |
6 |
3.5 |
6 |
7.8 |
607ZZ |
Shield |
7 |
19 |
6 |
3.5 |
6 |
8.24 |
607-2RS |
Rubber seal |
7 |
19 |
6 |
3.5 |
6 |
8.24 |
627 |
open |
7 |
22 |
7 |
3.969 |
7 |
12.7 |
627ZZ |
Shield |
7 |
22 |
7 |
3.969 |
7 |
13.1 |
627-2RS |
Rubber seal |
7 |
22 |
7 |
3.969 |
7 |
13.1 |
637 |
open |
7 |
26 |
9 |
4.762 |
7 |
24.2 |
637ZZ |
Shield |
7 |
26 |
9 |
4.762 |
7 |
25.8 |
637-2RS |
Rubber seal |
7 |
26 |
9 |
4.762 |
7 |
25.8 |
MR128 |
open |
8 |
12 |
2.5 |
1.2 |
12 |
0.7 |
MR128ZZ |
Shield |
8 |
12 |
3.5 |
1.2 |
12 |
0.99 |
MR128-2RS |
Rubber seal |
8 |
12 |
3.5 |
1.2 |
12 |
0.99 |
MR148 |
open |
8 |
14 |
3.5 |
1.588 |
10 |
1.9 |
MR148ZZ |
Shield |
8 |
14 |
4 |
1.588 |
10 |
2.19 |
MR148-2RS |
Rubber seal |
8 |
14 |
4 |
1.588 |
10 |
2.19 |
688 |
open |
8 |
16 |
4 |
2 |
10 |
3.11 |
688ZZ |
Shield |
8 |
16 |
5 |
2 |
10 |
4.05 |
688-2RS |
Rubber seal |
8 |
16 |
5 |
2 |
10 |
4.05 |
698 |
open |
8 |
19 |
6 |
3.175 |
7 |
7.12 |
698ZZ |
Shield |
8 |
19 |
6 |
3.175 |
7 |
7.57 |
698-2RS |
Rubber seal |
8 |
19 |
6 |
3.175 |
7 |
7.57 |
608 |
open |
8 |
22 |
7 |
3.969 |
7 |
11.8 |
608ZZ |
Shield |
8 |
22 |
7 |
3.969 |
7 |
12.9 |
608-2RS |
Rubber seal |
8 |
22 |
7 |
3.969 |
7 |
12.9 |
628 |
open |
8 |
24 |
8 |
3.969 |
7 |
17.1 |
628ZZ |
Shield |
8 |
24 |
8 |
3.969 |
7 |
18.5 |
628-2RS |
Rubber seal |
8 |
24 |
8 |
3.969 |
7 |
18.5 |
638 |
open |
8 |
28 |
9 |
4.762 |
7 |
28.1 |
638ZZ |
Shield |
8 |
28 |
9 |
4.762 |
7 |
30.3 |
638-2RS |
Rubber seal |
8 |
28 |
9 |
4.762 |
7 |
30.3 |
679 |
open |
9 |
14 |
3 |
1.588 |
12 |
1.35 |
679ZZ |
Shield |
9 |
14 |
4.5 |
1.588 |
12 |
1.98 |
679-2RS |
Rubber seal |
9 |
14 |
4.5 |
1.588 |
12 |
1.98 |
689 |
open |
9 |
17 |
4 |
2 |
11 |
3.41 |
689ZZ |
Shield |
9 |
17 |
5 |
2 |
11 |
4.38 |
689-2RS |
Rubber seal |
9 |
17 |
5 |
2 |
11 |
4.38 |
699 |
open |
9 |
20 |
6 |
3.175 |
8 |
8.38 |
699ZZ |
Shield |
9 |
20 |
7 |
3.175 |
8 |
8.54 |
699-2RS |
Rubber seal |
9 |
20 |
7 |
3.175 |
8 |
8.54 |
609 |
open |
9 |
24 |
7 |
3.175 |
8 |
14.7 |
609ZZ |
Shield |
9 |
24 |
7 |
3.175 |
8 |
16 |
609-2RS |
Rubber seal |
9 |
24 |
7 |
3.175 |
8 |
16 |
629 |
open |
9 |
26 |
8 |
4.762 |
7 |
19 |
629ZZ |
Shield |
9 |
26 |
8 |
4.762 |
7 |
21.8 |
629-2RS |
Rubber seal |
9 |
26 |
8 |
4.762 |
7 |
21.8 |
639 |
open |
9 |
30 |
10 |
4.762 |
7 |
36.2 |
639ZZ |
Shield |
9 |
30 |
10 |
4.762 |
7 |
37.1 |
639-2RS |
Rubber seal |
9 |
30 |
10 |
4.762 |
7 |
37.1 |
Certifications

Product details
Model Number |
680 series 690 series F680 series F690 series MR series MF series 608 series |
Package |
plastic tube package, single box package or as per buyer's requirement. |
Type |
Minaiture ball bearing |
Place of Origin |
China (Mainland). |
Number of Row |
Single Row. |
Features |
(1) high precision; |
Material |
Supreme bearing steel AISI 52100 or stainless steel AISI 440, AISI 420. |
(2) high speed; |
Hardness |
HRC 58-62. |
(3) high load carrying capacity; |
Radial Clearance |
C0, C2, C3, C4, C5. |
(4) low noise; |
Vibration & Noise |
Z3V3,Z4V4. |
(5) long life span. |
Precision Rating |
ABEC-1, ABEC-3, ABEC-5. |
Application |
All kinds of motors, toys, medical equipment, electric vehicles,household appliances, sports and office equipment. |
Sealing Type |
open, ZZ, 2RS. |
Grease |
As per your requirement, such as Chevron SRI-2 ,Multemp PS2, Shell Alvania R2, Changcheng 2 and so on. |
Payment Term |
TT, Western Union, Paypal. |
Certifications |
ISO 9001:2015. |
Loading Port |
Shanghai, Tianjin, Ningbo or Qingdao. |
Brand Name |
Support customization |
Samples |
Free samples are available. |
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