fingerboard bearings 681X

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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
mini bearing 681x d

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

 

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