Koyo
FOR REFERENCE ONLY
  • Full complement type cylindrical roller bearings for crane sheaves
  • Sealded type
  • With locating snap rings


Bearing No. DC5052NR

Specification data (main dimensions, etc.)

d(mm)260
D(mm)400
B(mm)190
C(mm)189
t(mm)3
r(min.)(mm)1.5
Basic load ratings : Cr(kN)2810
Basic load ratings : C0r(kN)4980
Fatigue load limit : Cu(kN)528
C1(mm)154
S(mm)17.5
E(mm)416
f(mm)7

Mounting dimensions,weight (reference)

da(min.)(mm)312.5 mm
Dx(min.)(mm)444 mm
C2(mm)154 mm
Mass(Refer.)(kg)87.2 kg
JTEKT

2026/07/22