Our 6803 bearing is available in open, shielded (ZZ), or sealed (2RS) configurations to match your environmental requirements. The thin-section design provides engineers with greater flexibility in designing compact systems for semiconductor equipment, optical scanners, drone motors, and high-speed automation systems.
Dimensions: Bore: 17 mm, Outer Diameter: 23 mm, Width: 4 mm
Dynamic Load Rating (Cr): 2.8 kN
Static Load Rating (Cor): 1.45 kN
Material:
Rings: Gcr15 Chrome Steel;
Balls: Silicon Nitride (Si3N4);
Cage: Reinforced Nylon 66/Stainless Steel (optional)
Max Operating Speed: Up to 40,000 RPM (grease lubricated)
Weight: Approximately 0.015 kg (30% lighter than all-steel equivalents)
EWC1008 One-Way Needle Roller Bearing – Ideal for fishing reels, overrunning clutches, indexing mechanisms, and anti-reverse applications. Smooth operation, high torque capacity, compact design.
Technical Specifications & Design Features
Model: EWC1008
Type: One-Way Needle Roller Bearing / Drawn Cup Roller Clutch
Inner Diameter (Fw): 10 mm / 0.394 in
Outer Diameter (D1): 16 mm / 0.630 in
Width (B): 8 mm / 0.315 in
Number of Needle Rollers: 11 needles
Roller Configuration: Single row, full complement (no cage between rollers)
Outer Ring Shape: Hexagonal (6-sided) for wrench installation
Material: Stainless steel
Retainer / Spring Material: Nylon / Plastic reed (self-lubricating)