Koyo
FOR REFERENCE ONLY
  • Ball bearing units
  • Square-flanged type
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Bearing No. UCF311

Specifications
(Boundary dimensions ...etc)

d(mm)55
L(mm)185
A(mm)52
J(mm)140
N(mm)23
A1(mm)20
A2(mm)30
A0(mm)71
B(mm)66
S(mm)25
Bolt size()M20
Basic load ratings : Cr(kN)71.6
Basic load ratings : C0r(kN)45.0
Fatigue load limit : Cu(kN)2.05
factor : f0()13.2
Nipple size()R1/8

Mounting dimensions

Refer.

(Refer.)Unit mass(kg) 5.6
JTEKT

2025/05/11