/wp-content/uploads/2025/Cylindrical-Roller-Bearings.jpg
Koyo NNU4920K
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
100 mm
D
140 mm
B
40 mm
r(min.)
1.1 mm
Fw
113 mm
Ew
- mm
Basic load ratings : Cr
173 kN
Basic load ratings : C0r
258 kN
Fatigue load limit : Cu
32.9 kN
Limiting speeds(Grease lub.)
4000 min-1
Limiting speeds(Oil lub.)
4800 min-1
Mounting dimensions
da(min.)
106.5 mm
da(max.)
111 mm
db(min.)
115 mm
Da(max.)
133.5 mm
da(min.)
- mm
ra(max.)
1 mm
Refer.
(Refer.)Mass
1.87 kg
