Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Open type
>

Bearing No. 6964

Specifications
(Boundary dimensions ...etc)

d(mm)320
D(mm)440
B(mm)56
r(min.)(mm)3
Basic load ratings : Cr(kN)356
Basic load ratings : C0r(kN)404
Fatigue load limit : Cu(kN)14.1
factor : f0()16.4
Limiting speeds(Grease lub.)(min-1)1200
Limiting speeds(Oil lub.)(min-1)1400

Mounting dimensions

da(min.)(mm)333
Da(max.)(mm)427
ra(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 25.5
JTEKT

2025/06/20