INA track rollers are engineered to handle extreme radial loads while providing smooth, precise linear motion in harsh industrial environments. With specialized designs for yoke-type (KRT) and stud-type (KR) mounting, these components deliver unmatched durability in material handling, packaging machinery, and heavy equipment application.
Core Product Types & Technical Specifications
Rigid mounting via integral stud for maximum stability
Design Features:
One-piece stud and roller assembly
Crowned outer diameter for edge stress reduction
Technical Data:
Load Capacity: Up to 220 kN dynamic radial (e.g., KR35PPA)
Speed Limit: 2.5 m/s (grease-lubricated)
Stud Diameters: M6 to M30 (ISO 4762)
Operating Temp: –30°C to +120°C
Sealing Options:
TripleLip™ Seals: IP69K rating for washdown environments
LLU Non-Contact Shields: For high-speed applications
Fork-mounted design for articulated movement
Design Features:
Split yoke housing with retaining ring
Needle roller bearing core for high load density
Technical Data:
Load Capacity: Up to 185 kN dynamic radial (e.g., KRT40-UU)
Articulation Angle: ±4°
Bolt Sizes: M10 to M24 (DIN 912)
Corrosion Resistance: 1,000-hr salt spray (ISO 9227)
Special Variants:
Stainless Steel Series: AISI 304/316L for food/pharma
High-Temp Version: PEEK cages (+150°C continuous)
Industry-Specific Applications
◼ Automotive Assembly Lines
Application: Cam-driven welding robots
Solution: KRV 20-PPV stud-type roller
Vibration Damping: Handles 15g impacts
Precision: ±0.1 mm linear deviation
◼ Packaging Machinery
Challenge: Track wear in high-cycle cartoners
Response: KRT 32-UU-2RS yoke-type roller
Maintenance-Free: Solid Oil lubrication
Speed: 3 m/s at 50,000 cycles/day
◼ Solar Tracker Systems
Requirement: Corrosion resistance in desert environments
System: KR 40-2RS-SS (AISI 316L)
Sand Protection: TripleLip seals
Tilt Compensation: ±3° articulation
Why Choose INA Track Rollers?
✅ Zero Maintenance – Solid Oil variants (80,000 hrs service)
✅ Extreme Environments – –40°C to +150°C operating range
✅ Smart Monitoring – Industry 4.0-ready with RollerSense™
✅ Global Certification – ISO 9001, IATF 16949, AS9100
Technical Support & Services
◼ Engineering Resources
INA TrackConfigurator®:
CAD models with load simulation
Life calculation per ISO 281
Failure Analysis:
Spectroscopic wear debris testing
◼ Sustainability Commitment
Material Circularity:
95% steel recycling via Schaeffler ReCon
30% recycled content
CO₂ Reduction:
Low-friction designs save 9 tons/year per 100 rollers
Conclusion: Redefining Linear Motion Reliability
INA track rollers transform industrial motion systems through:
60% longer service life in mining conveyors
Zero unplanned downtime in automotive production
Precision articulation for solar tracking
Specify INA Track Rollers Today—Where German Engineering Meets Uncompromised Load Capacity.