Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
gothic arch groove profiled track rollers LFR50/8-6-2RS, LFR50/8-6 NPP, double row, seals on both side
dS | 6 mm | Linear shaft diameter |
d | 8 mm | Bore diameter |
D | 24 mm | Outside diameter |
B | 11 mm | Inner ring width |
C | 11 mm | Outer ring width |
AT | 14 mm | Linear shaft center to bore center |
Da | 22.8 mm | Rolling contact diameter |
rmin | 0.3 mm | Chamfer dimension |
Cr | 4120 N | Effective dynamic load rating as track roller (radial) |
C0r | 2300 N | Effective static load rating as track roller (radial) |
Pu | 115 N | Fatigue limit load |
Fr | 2550 N | Maximum dynamic load rating as track roller (radial) |
F0r | 4600 N | Maximum static load rating as track roller (radial) |
≈m | 0.02 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 | |
N/A | Re-lubrication |
P6 (ABEC-3) | Dimension tolerance | |
P5 (ABEC-5) | Radial run-out | |
Normal | Internal radial clearance |
LFZ8 | Concentric bolt | |
LFE8-1 | Eccentric bolt |
Compliant | RoHS | |
Compliant | REACH |
INA | NIKO | NADELLA | JESA | PBC |
LFR50/8-6 NPP LFR50/8-6-2RS LFR 50/8 NPP | LFR50/8-6 2RS | GLA19.06 | LRG 8-24-6 2RS | R45EC |
Bearing tolerances and clearances