Koyo
FOR REFERENCE ONLY
  • Ball bearing units
  • Take-up type


Bearing No. UCT311

Specification data (main dimensions, etc.)

d(mm)55
A(mm)66
A1(mm)22
A2(mm)44
H(mm)163
H1(mm)150
H2(mm)105
L(mm)207
L1(mm)127
L2(mm)21
L3(mm)115
N(mm)39
N1(mm)29
N2(mm)66
B(mm)66
S(mm)25
Basic load ratings : Cr(kN)71.6
Basic load ratings : C0r(kN)45.0
Fatigue load limit : Cu(kN)2.05
factor : f013.2
Nipple sizeR1/8

JTEKT

2026/07/18