Extra-small ball bearings,miniature ball bearings
  • Extra-small ball bearings,miniature ball bearings
  • 638 Open

638 Bearing | Extra-small ball bearings,miniature ball bearings

638 interchange JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ZEN | ISB 638
638 cross reference JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ZEN | ISB 638
638 Equivalent bearing interchange guide:
Price: enquiry
Model Number: 638
d: 8.0
D: 0.30
B: 26000
r(min): 28
r1(min): 0.100
Width: 5.65
Size: 1.95
SD: 9.0
R: 638
NG: 32000


W689ZZ Shielded ZZ,ZZX

SD: 0.66

R: 9.0

NG: 0.20

D: 39000

CU: 17

CR: 0.020

609ZZ Shielded ZZ,ZZX

SD: 1.40

R: 9.0

NG: 0.30

D: 33000

CU: 24

CR: 0.060

W688ZZ Shielded ZZ,ZZX

SD: 0.59

R: 8.0

NG: 0.20

D: 42000

CU: 16

CR: 0.020

628ZZ Shielded ZZ,ZZX

SD: 1.40

R: 8.0

NG: 0.30

D: 28000

CU: 24

CR: 0.060

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