VAE Nortrak's "partial flange bearing frog", is a hybrid of a conventional self-guarded frog and a pure flange bearing frog. Depending upon wear profile, wheels traverse the frog in either tread or flange bearing mode. This distribution of wheel loading yields significant improvement in frog life.

Features:

• Desigend for yard, terminal and transit applications
• Robust solid manganese body
• Universal toe/heel rail

Benefits:

• Reduced point impact
• Reduced point wear
• Reduced noise and vibration