LR204-2RS

chmotion LR204-2RS Cam Follower (Yoke Track Roller)

Double-Sealed, Single-Row Track Roller with Crowned Outer Ring

Key Advantages

• Robust double-sealed design (2RS): Features two-sided contact seals for superior protection against contaminants and effective grease retention in harsh environments.
• Crowned outer ring profile (R=500): Ensures smooth, precise tracking and reduced edge stress, ideal for guiding applications on tracks and rails.
• High dynamic load capacity: 11.4 kN basic dynamic load rating (C) for reliable performance under demanding conditions.
• Precision-grade construction: Manufactured to P6 (ABEC-3) tolerance for excellent dimensional accuracy and consistent runout.
• Durable material composition: Rings and balls made from 100Cr6 bearing steel, with a PA66 nylon cage for quiet, efficient operation.

Critical Specifications

• Bore diameter (d): 20 mm
• Outside diameter (D): 52 mm
• Roller width (B): 14 mm
• Basic dynamic load rating (C): 11.4 kN
• Basic static load rating (C0): 5.5 kN
• Max dynamic radial load (Fr): 7.5 kN
• Limiting speed (nD G): 8000 r/min
• Weight (≈m): 0.143 kg

Design Features

• 2RS double-lip contact seals for enhanced durability.
• Pre-lubricated with high-performance Shell Alvania EP2 grease.
• Outer ring features a 500mm radius crowned profile.
• Standard yoke-type stud with a recommended M16x1.5 thread for mounting (stud dimensions implied by series).
• Operating temperature range: -20°C to +120°C.

Industrial Applications

• Cam drives and cam follower mechanisms.
• Guide rollers for conveyor systems and linear motion guides.
• Material handling and packaging machinery.
• Roller supports in automation and assembly lines.

Cross-Reference Compatibility

This chmotion LR204-2RS is a direct interchange for popular models from leading brands, including INA LR204 NPPU, FAG 567404, SKF LR204-2RSR, and NSK 361204R.