S693 Stainless Steel Hybrid Ceramic Bearing – 3×8×4mm, Si3N4 Balls. ABEC-5 / ABEC-7 precision, 30% lighter and 40% stronger than steel balls, high corrosion resistance. Available in ZZ (shielded) or 2RS (sealed) configurations. Pre-lubricated for immediate use. Ideal for fishing reels, RC models (cars, helicopters), 3D printers, micro motors, medical devices, and harsh environment applications where high speed, geringe Reibung, and corrosion resistance are critical.
Modell: S693?2RS
Inner Diameter (D): 3 mm
Outer Diameter (D): 8 mm
Width (B): 4 mm
Ring Material: stainless steel
Ball Material: Silicon nitride (Si3N4) ceramic
The SMR105 hybrid ceramic bearing features precision stainless steel rings and silicon nitride (Si3N4) ceramic balls, specifically designed for baitcasting and spinning reels. They offer performance advantages that meet the demands of serious anglers. Cast further, retrieve more smoothly, and have greater confidence in fishing.
Technische Spezifikationen & Design Features
Dimensions: 5mm inner diameter × 10mm outer diameter × 4mm width
Ball Material: Silicon nitride (Si3N4) ceramic – lightweight, ultra-hard, and virtually frictionless
Race Material: High-grade stainless steel – precision-ground for smooth rotation and dimensional accuracy
Cage (Halter): High-strength nylon or stainless steel – optimized for low friction and consistent ball spacing
Shields: Double metal shields (ZZ) or rubber seals (2RS) – prevent debris ingress while allowing easy cleaning and re-lubrication
Precision Rating: ABEC-5 or ABEC-7 grade – ensures smooth rolling and minimal vibration during high-speed retrieves