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638ZZ Bearing | Loyal

638ZZ interchange KOYO 638ZZ
638ZZ cross reference KOYO 638ZZ
638ZZ Equivalent bearing interchange guide:
Price: enquiry
Model Number: 638ZZ
D 28 mm
d 8 mm
B 9 mm
C 9 mm
r min. 0,3 mm
Weight 0,029 Kg
Da max. 26 mm
ra max. 0,3 mm
r1 min. 0,3 mm
da min. 10 mm
Size (mm) 8x28x9
Width (mm) 9
Bearing number 638ZZ
Bore Diameter (mm) 8
Outer Diameter (mm) 28
(Grease) Lubrication Speed 26000 r/min
Basic dynamic load rating (C) 4,55 kN
Basic static load rating (C0) 1,95 kN


UCTH204-12J-150 with Setscrew(inch)

CNSORDERNO: Normal-duty(2)

TOGN: UCTH204-12J-150

SDI: B-1/4-28UNF

SD: 3/4

ZK312-34 Tapered bore (with adapter) inch - ZK series

DVIS: A-R1/8

CNSORDERNO: Heavy-duty(3)

SDI: ZK312-34

SD: 2 1/8

UCTH213-40J-300 with Setscrew(inch)

CNSORDERNO: Normal-duty(2)

TOGN: UCTH213-40J-300

SDI: B-R1/8

SD: 2 1/2

ZK212-34 Tapered bore (with adapter) inch - ZK series

DVIS: A-1/4-28UNF

CNSORDERNO: Normal-duty(2)

SDI: ZK212-34

SD: 2 1/8

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