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20:47:23 GMT+0000 (Coordinated Universal Time)
NJ18/750-MPAX-J30PC
Cylindrical roller bearing
Cylindrical roller bearing NJ..-MPAX, with cage, single row, semi-locating bearing, 2 ribs on outer ring, 1 rib on inner ring, type NJ
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 750 mm | Bore diameter |
D | 920 mm | Outside diameter |
B | 78 mm | Width |
Cr | 1,440,000 N | Basic dynamic load rating, radial |
C0r | 3,450,000 N | Basic static load rating, radial |
Cur | 295,000 N | Fatigue load limit, radial |
nG | 1,240 1/min | Limiting speed |
≈m | 114 kg | Weight |
Mounting dimensions
da min | 767 mm | Minimum diameter shaft shoulder |
da max | 794 mm | Maximum diameter of shaft shoulder |
Da max | 903 mm | Maximum diameter of housing shoulder |
Dimensions
rmin | 5 mm | Minimum chamfer dimension |
r1 min | 5 mm | Minimum chamfer dimension |
s | 8.8 mm | Axial displacement |
E | 879 mm | Raceway diameter outer ring |
F | 799 mm | Raceway diameter inner ring |
D1 min | 866 mm | Minimum rib diameter outer ring |
d1 | 812.5 mm | Maximum rib diameter inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 150 °C | Operating temperature max. |
Downloads:
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Cage | MPAX | One Piece Brass Cage Lip Guided |
Radial internal clearance | CN (Group N) | Normal internal clearance |
Tolerance class | PN | Normal (PN) |
Number of rolling element rows | 1 | Single-row design |
Characteristics