
Square Agricultural Bearing St491 St740 St491b St491A. Corrosion Resistant Material: Made of GCr15 bearing steel with steel cage for durability and long life. High Precision Grade: Available in P0, P6, and P5 precision grades for agricultural machinery. Low Noise and Vibration: Designed for smooth operation with low noise and vibration features. OEM and ODM Service: Customization available from samples, designs, and flexible customization options. Wide Application Scope: Suitable for agriculture, textile, mining, printing, packing, and aviation industries. Fast Delivery for Stock: In-stock bearings can be shipped immediately after payment is received. Free Samples Available: Free samples provided for quality check, buyer pays shipping and tax. Global Export Network: Products exported to over 50 countries with a domestic service network.