| Part Number | 689 |
| Bearing type | BALL |
| Structure | Single Row |
| Load Direction | Radial |
| Seal type | Open |
| Bore diameter(d) | 9mm |
| Outer diameter(D) | 17mm |
| Width(B) | 4 mm |
| material | Chrome steel 52100(Gcr15) |
| ring material | Chrome steel 52100(Gcr15) |
| cage material | 300 Series Stainless Steel |
| ball material | Chrome steel 52100(Gcr15) |
| shields material | 300 Series Stainless Steel |
| Grade | ABEC-1(higher grade available) |
| Clearance | C0(other clearance available) |
| BALL SIZE(mm) | 2 mm |
| BALL QTY | 11 |
| lubrication | grease(oil available) |
| Temperature Range | -30℃~130℃ |
| weight(g) | 3.41 |
| ISO9001:2015 | PASSED |
| REACH | PASSED |
| ROHS | PASSED |
| Dynamic Load Rating (Cr)1128 | 1128 N |
| Static Load Rating (Cor) | 534 N |
689 is belong to micro miniature bearing in Runstar, it is a metric series of micro miniature bearing with open type, it is easy for user to clean and add grease in application. It is with a bore diameter 9mm,a outer diameter 17mm, and a width 4mm, and it is designed to support the dynamic load rating 1327 N.
Established in 2007, Zhangzhou Runstar Bearings Manufacturing Co.,Ltd is a professional micro miniature bearing manufacturer for industries in China. Equipped with advanced production line and inspection instruments, Runstar have our own factory of nearly 5000 square meters and we have our own professional R&D teams to supply and solve the solutions for industries.we design and manufacture metric and inch of micro miniature bearing with a grade from ABEC-1 to ABEC-9,the material of micro miniature bearing from Runstar can be chrome steel,stainless steel or hybrid ceramic for choice. All micro miniature bearing from Runstar are strictly controlled under ISO9001:2015,with RoHs and REACH compliance. We export micro miniature bearing wordly,and they are well-known for high precision,high speed,low voice and long life, most of them are widely used in precision instrument,home application,medical device,massage equipment,sports equipment,textile machinery,woodworking machinery,motor,power tool,water pump,air compressor,fishing reel and Yoyo etcs. I sincerely hope to establish a good business relattion with you, if you are interested in our products,please feel free to let me know,high attention and fast reply will be given for you.
BEARING INTERCHANGE
| RUNSTAR | NMB | NTN | ADR | GRW | EZO | TIMKEN |
| 689 | L-1790 | 689 | X9 | 689 | 689 |
