Serrated Idler Gear Timing Pulley
Serrated Idler Gear Timing Pulley
DIN 7721, ISO 5296, G2.5 Balance rated. Precision Machined Steel / Engineering Plastic. Manufactured for Tensioning Systems, Belt Tracking, Automotive Timing.
Optimized tooth geometry reduces belt wear while maintaining perfect tension control. Every unit ships with dimensional inspection reports and material certificates.
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From Drawing to Delivery — The Serrated Idler Gear Timing Pulley Journey
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What Our Customers Ask
Serrated idlers engage the belt tooth profile, providing positive tracking and eliminating lateral belt drift. This reduces edge wear by up to 70% compared to smooth flat idlers in high-speed applications.
Hardened C45 steel (HRC 48-52) for industrial drives, POM/acetal for quieter low-load applications, and glass-filled nylon 66 for corrosion-resistant food-grade environments.
Both configurations are available. Our integrated-bearing designs use SKF/NSK deep-groove ball bearings pre-lubricated with Mobil Polyrex EM grease. Bearingless designs accommodate your existing shaft and bearing setup.
Our standard idler assemblies provide ±15 mm linear adjustment. Custom tensioner bracket assemblies with ±30 mm range are available for applications requiring wider belt take-up.
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