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NA4904-2RSR-RR-XL
Needle roller bearing
Needle roller bearings NA49..-2RSR, dimension series 49, lip seals on both sides
Replaces
NA4904-2RSR-RR
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 20 mm | Bore diameter |
D | 37 mm | Outside diameter |
B | 18 mm | Width, inner ring |
Cr | 19,500 N | Basic dynamic load rating, radial |
C0r | 19,900 N | Basic static load rating, radial |
Cur | 3,800 N | Fatigue load limit, radial |
nG Grease | 10,100 1/min | Limiting speed for grease lubrication |
≈m | 79.139 g | Weight |
Dimensions
F | 25 mm | Raceway diameter inner ring |
C | 17 mm | Width, outer ring |
rmin | 0.3 mm | Minimum chamfer dimension |
Temperature range
Tmin | -20 °C | Operating temperature min. |
Tmax | 100 °C | Operating temperature max. |