Select a different country or region to see content for your location.
United States
10:58:44 GMT+0000 (Coordinated Universal Time)
QJ307-XL-N2-MPA
Four-point contact bearing
Four point contact bearing QJ3..-XL-N2-MPA, X-life, holding grooves, solid brass cage
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 35 mm | Bore diameter |
D | 80 mm | Outside diameter |
B | 21 mm | Width |
Cr | 61.000 N | Basic dynamic load rating, radial |
C0r | 46.500 N | Basic static load rating, radial |
Cur | 3.200 N | Fatigue load limit, radial |
nG | 17.900 1/min | Limiting speed |
nϑr | 7.200 1/min | Reference speed |
≈m | 0,55 kg | Weight |
Mounting dimensions
da min | 44 mm | Minimum diameter shaft shoulder |
Da max | 71 mm | Maximum diameter of housing shoulder |
ra max | 1,5 mm | Maximum fillet radius |
Dimensions
rmin | 1,5 mm | Minimum chamfer dimension |
D1 | 64,75 mm | Shoulder diameter outer ring |
d1 | 50,75 mm | Shoulder diameter inner ring |
a | 40,3 mm | Distance between the apexes of the pressure cones |
an | 4 mm | Hight retaining slot |
bn | 5,5 mm | Width retaining slot |
rn | 0,5 mm | Radius retaining slot |
45 ° | Angle retaining slot | |
α | 35 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 150 °C | Operating temperature max. |