Heavy Duty Double Shielded Deep Groove Ball Bearing 6806Z 42mm X 30mm 5 Pack Bearing Steel Hella Smooth Low Drag Precision Gears Parts Zero Grind Rock Solid Build Quality
✔️ 5 pc sealed steel bearing reduced drag rotation speed
Packed inside a convenient five-piece bundle, these 6806Z double shielded deep groove ball bearings supply steady rotational support across countless mechanical builds. Techs and hobbyists grab them to replace worn components in automotive idlers, electric motor spindles, power tool chucks, and conveyor rollers where consistent friction control matters.
✅ Outer diameter spans 42mm next to 1.65 inches while the center hole runs 30mm alongside 1.2 inches for perfectly snug mounting✅ Section thickness comes in at 7mm matched with 0.27 inches and total width measures 6mm plus 0.24 inches for direct hardware swaps
✅ Hefty grade steel balls sit under heavy grease packing protected by fully sealed edge guards against gritty workplace mess
✅ Factory packed low drag layout accepts steady weight push loads and stops annoying shaft chatter during high speed operation
💡 What makes deep groove ball bearings a handy fit for motorized gearboxes and hub assemblies?
The double sealed layout saves you from constant teardowns, letting you spend your time fixing rigs instead of hunting for spare parts.
- Factory grease stays trapped inside thanks to welded contact guards that block road grime from scratching the inner tracks
- Heat treated chrome steel raceways hold tight tolerances under heavy vibration, guaranteeing smooth load distribution without loose shaft play
- Classic groove geometry eats straight push force efficiently, making them a dead-simple upgrade for noisy wheel hubs and drive motors