8mm ball bearing size 638ZZ

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Part Number 638ZZ
Bearing type BALL
Structure Single Row
Load Direction Radial
Seal type Shields
Bore diameter(d) 8mm
Outer diameter(D) 28mm
Width(B) 9mm
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) 4.762mm
BALL QTY 7
lubrication grease(oil available)
Temperature Range -30℃~130℃
weight(g) 30.3
ISO9001:2015 PASSED
REACH PASSED
ROHS PASSED
Dynamic Load Rating (Cr) 3879 N
Static Load Rating (Cor) 1586 N
8mm ball bearing size 638zz d

BEARING INTERCHANGE

RUNSTAR NMB NTN ADR GRW EZO TIMKEN
638zz 638zz
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