Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Thrust needle roller bearings
  • Inch series, separate type
  • Thrust needle roller and cage assembly(NTA)
>

Bearing No. NTA-4458

Specifications
(Boundary dimensions ...etc)

Dc1(mm)69.85
Dc(mm)92.075
Dw(mm)3.175
Eb(mm)72.64
Ea(mm)87.884
Basic load ratings Ca(kN)47.60
Basic load ratings C0a(kN)255.8
Fatigue load limit : Cu(kN)26.8
Limiting speeds(min-1)4600
Washer designation ()TRA-4458
Washer dimensions : d(mm)69.85
Washer dimensions : d1(mm)92.08
Washer dimensions : h(max.)(mm)0.81
Washer dimensions : h(min.)(mm)0.76
Piloting dimensions : S(max.)(mm)69.85
Piloting dimensions : S(min.)(mm)69.77
Dia. to clear O.D. : H(mm)92.86
(Refer.)Washer mass(kg)0.018

Mounting dimensions

Refer.

(Refer.)Mass(kg) 0.037
JTEKT

2025/06/01