623 Plastic Ball Bearing – Maintenance-free, non-magnetic, corrosion-resistant. Ideal for food machinery, medical devices, electronics, chemical processing, and underwater applications where metal bearings fail. Silent, lightweight, and self-lubricating.
Type: Deep groove ball bearing (plastic radial bearing)
Inner Diameter (d): 3 mm / 0.1181 in
Outer Diameter (D): 10 mm / 0.3937 in
Width (B): 4 mm / 0.1575 in
Race / Ring Material: POM (Polyoxymethylene / Acetal) or PP (Polypropylene)
Ball Material: Glass (non-magnetic)
Cage (Retainer) Material: Nylon (Polyamide 66, often glass fiber reinforced)
Sealing Type: Open (no seals) – other options available upon request
Dynamic Load Rating: Low – suitable for light to medium loads
Maximum Speed: Moderate (limited by plastic material properties)
Operating Temperature: -20°C to +80°C (typical range)
Lubrication: Self-lubricating / Dry operation – no oil or grease required
The 6805 plastic deep groove ball bearing is made of high-performance engineering polymers such as POM or PEEK, featuring complete rust resistance and excellent chemical resistance. It is lightweight, electrically insulating, capable of operating dry or with minimal lubrication, and is an ideal choice for food processing, chemical treatment, medical equipment and humid environments.
Product Specifications & Design Details
Bearing Type: Single-row, deep groove ball bearing, designed to radial and light axial loads.
Dimensions (Metric Standard):
Bore Diameter (d): 25 mm
Outer Diameter (D): 37 mm
Width (B): 7 mm