INA IR50X55X20-IS1-XL
Needle Roller Bearings
Inner rings IR..-IS1, precision machined, with lubrication hole, to DIN 620
(BRAND)：INA
(Availability)：In Stock
Main Dimensions & Performance Data
d
50 mm
Bore diameter
F
55 mm
Raceway diameter inner ring
B
20 mm
Width
0 mm
Raceway diameter upper tolerance
-0.011 mm
Raceway diameter lower tolerance
rmin
0.6 mm
Minimum chamfer dimension
≈m
0.065 kg
Weight
Mounting dimensions
1
Number of lubrication holes
