Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
gothic arch groove profiled track rollers LFR5308-50-2RS, LFR5308-50 NPP, double row, seals on both side
dS | 50 mm | Linear shaft diameter |
d | 40 mm | Bore diameter |
D | 110 mm | Outside diameter |
B | 46 mm | Inner ring width |
C | 44 mm | Outer ring width |
AT | 72.5 mm | Linear shaft center to bore center |
Da | 101.7 mm | Rolling contact diameter |
rmin | 1.1 mm | Chamfer dimension |
Cr | 54000 N | Effective dynamic load rating as track roller (radial) |
C0r | 40500 N | Effective static load rating as track roller (radial) |
Pu | 2000 N | Fatigue limit load |
Fr | 69000 N | Maximum dynamic load rating as track roller (radial) |
F0r | 81200 N | Maximum static load rating as track roller (radial) |
≈m | 1.4 kg | Weight |
52100 | 100Cr6 | GCr15 | Ring and ball material | |
Nylon 66 | Retainer material | |
Contact seals | Sealing solution | |
Kyodo Yushi Multemp SRL | Grease | |
-30ºC to +120ºC | Temperature range °C | |
-22ºF to +250ºF | Temperature range °F | |
Inner ring with a lubrication hole | Re-lubrication |
P6 (ABEC-3) | Dimension tolerance | |
P5 (ABEC-5) | Radial run-out | |
Normal | Internal radial clearance |
LFZ40x115A1 | Concentric bolt | |
LFZ40x115A1 | Eccentric bolt |
Compliant | RoHS | |
Compliant | REACH |
INA | NIKO |
LFR5308-50 NPP LFR5308-50-2RS | LFR5308-50 2RS |
Bearing tolerances and clearances