Part Number | 681X |
Bearing type | BALL |
Structure | Single Row |
Load Direction | Radial |
Seal type | open |
Bore diameter(d) | 1.5mm |
Outer diameter(D) | 4mm |
Width(B) | 1.2mm |
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 |
Clearance | C0 |
BALL SIZE(mm) | 0.6mm |
BALL QTY | 7 |
lubrication | grease or oil |
Temperature Range | -30℃~130℃ |
weight(g) | 0.1 |
ISO9001:2015 | PASSED |
REACH | PASSED |
ROHS | PASSED |
Dynamic Load Rating (Cr) | 95 N |
Static Load Rating (Cor) | 26 N |
Fingerboard bearings is referred the bearings used in fingerboard(finger skateboard). fingerboard and finger skateboard is a miniature version of skateboard,it is also called fingerboard. It is a new fingertip sport that uses fingers instead of feet to control the fingerboard.
Each fingerboard need to have four pieces of bearings, the most pop fingerboard bearings is 681x, it is with a bore diameter 1.5mm,a outer diameter 4mm and a width 1.2mm. The quality of fingerboard bearings greatly determine if the fingerboard can run freely.
Runstar is a professional finger skateboard bearings manufacturer, we specialize in manufacturing high precision miniature ball bearing since 2007.we have been committed to the R & D and production of high-precision finger skateboard bearings for long time.
Usually, the fingerboard bearings 681x need to be coated with PU polyurethane or POM hard plastic.We can design and make the fingerboard wheel with bearings directly,and we can design and make a new mold according to your drawing.
The fingerboard bearings from Runstar have the characteristics of low starting torque, flexible and smooth rotation, low noise and long life, which are deeply loved and recognized by users.
BEARING INTERCHANGE
RUNSTAR | NMB | NTN | ADR | GRW | EZO | TIMKEN |
681X | L-415 | 68/1.5 | AX1.5 | 68/1.5 | 681X |