• S638 ZZ/RS/OPEN
Product name : S638 ZZ/RS/OPEN
Product No. : Bearing S638 8x28x9mm
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S638 bearing has open, seals and shield types, and v-groove inner ring is available.

These miniature bearings have greatly wide range of applied fields including Skateboard, RC Car, Dental, Fishing Reel,Yoyo, Instrument, Electric Motor, Medical and so on.

Bearing No. S638, S638-ZZ, S638-2RS, S638Z, S638RS, S638 ZZ, S638 RS
Bore diameter (d) 8 mm
Outer diameter (D) 28 mm
Width (B) 9 mm
Basic Load Rating(N)
Dynamic(Cr) 3879
Static(Cor) 1586
Max. Speed(RPM)
Grease 28000
Oil 34000
Approx. 28.1
Grade P0, P6, P5
Radial Clearance C0, C2, C3

 Technical Data:
Part number rule
Dimension Tolerance
Radial clearance

Ningbo Zhenhai Hualei bearing co.,ltd is a professional micro bearing manufacturer since 2001 in Ningbo,china. We offer a range size of deep groove ball bearings.... [View More]
Our company is equipped with advanced grinding automatic line, the assembly process using the automatic assembly line with lean production concept design,at the same time, we introduce advanced automatic detection equipment to replace traditional man... [View More]
Name: Julie
Tel: +86-574-87114373
E-mail: juliebi@hlgsbearing.com
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email: juliebi@hlgsbearing.com
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