INA RNA4912-XL
Needle Roller Bearings
Radial roller bearing RNA..-XL
(BRAND)：INA
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Main Dimensions & Performance Data
Fw
68 mm
Under roller diameter
D
85 mm
Outside diameter
B
25 mm
Width
Cr
68,000 N
Basic dynamic load rating, radial
C0r
108,000 N
Basic static load rating, radial
Cur
19,100 N
Fatigue load limit, radial
CG
6,700 1/min
Limiting speed
nG Grease
4,000 1/min
Limiting speed for grease lubrication
nϑr
3,850 1/min
Reference speed
≈m
0.272 kg
Weight
