Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Heavy-duty needle roller bearings
  • Inch series, caged, without inner ring
>

Bearing No. HJ-283716

Specifications
(Boundary dimensions ...etc)

Fw(mm)44.450
D(D)58.738
C(B)(mm)25.400
r(min.)(mm)1.52
Used with inner ring No.()IR-232816
Basic load ratings : Cr(kN)49.8
Basic load ratings : C0r(kN)81.0
Fatigue load limit : Cu(kN)12.8
Limiting speeds(Grease lub.)(min-1)6400
Limiting speeds(Oil lub.)(min-1)9900

Mounting dimensions

Recommended dimensions - Clearance fit : S(max.)(mm)44.450
Recommended dimensions - Clearance fit : S(min.)(mm)44.435
Recommended dimensions - Clearance fit : H(max.)(mm)58.768
Recommended dimensions - Clearance fit H(min.)(mm)58.738
Recommended dimensions - Tight transition fit : S((mm)44.425
Recommended dimensions - Tight transition fit : S((mm)44.409
Recommended dimensions - Tight transition fit : H((mm)58.730
Recommended dimensions - Tight transition fit : H((mm)58.699
Shoulder dia. : Da()53.98

Refer.

(Refer.)Mass(kg) 0.177
JTEKT

2025/06/21