Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
gothic arch groove profiled track rollers LFR50/6-6-2RS, double row, seals on both side
chmotion LFR50/6-6-2RS Gothic Arch Track Roller
Double Row Sealed Bearing for Precision Linear Motion Systems
Double row Gothic Arch groove profile: Superior load distribution capacity
Bilateral contact seals (2RS): Effective contaminant exclusion
52100 bearing steel rings/balls: High durability construction
Precision P6 (ABEC-3) tolerance: Consistent performance in linear guides
Maintenance-free operation: Pre-lubricated with Kyodo Yushi Multemp SRL grease
Bore diameter: 6 mm
Outside diameter: 19 mm
Outer ring width: 8.5 mm
Max dynamic radial load: 2230 N
Temperature range: -30°C to +120°C (-22°F to 250°F)
RoHS & REACH compliant
Manufactured under ISO 9001 requirements
DIN 628-1 compliant design
Automation equipment linear guides
Robotic articulation systems
Medical device motion components
Semiconductor handling systems
Precision measuring instruments
| dS | 6 mm | Linear shaft diameter |
| d | 6 mm | Bore diameter |
| D | 19 mm | Outside diameter |
| B | 9 mm | Inner ring width |
| C | 8.5 mm | Outer ring width |
| AT | 11.5 mm | Linear shaft center to bore center |
| Da | 17 mm | Rolling contact diameter |
| rmin | 0.3 mm | Chamfer dimension |
| Cr | 1630 N | Effective dynamic load rating as track roller (radial) |
| C0r | 900 N | Effective static load rating as track roller (radial) |
| Pu | 44.5 N | Fatigue limit load |
| Fr | 2230 N | Maximum dynamic load rating as track roller (radial) |
| F0r | 1800 N | Maximum static load rating as track roller (radial) |
| ≈m | 0.013 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 |
| N/A | Concentric bolt | |
| N/A | Eccentric bolt |
| Compliant | RoHS | |
| Compliant | REACH |
Bearing tolerances and clearances
