Hybrid Ceramic R6ZZ Ball Bearing 3/8" x 7/8" x 9/32" - ABEC-5 Outer Diameter - 6 1/8 inch (6.125") 🟢 Standard: Inch-based dimensions

🟢 Standard: Inch-based dimensions

🟢 Shields: Double metal shields (ZZ) to block out dust

85mm Inner Diameter Bearing This round cartridge unit is machined with h7 accuracy and allows for shaft expansion and contraction in an axial direction

Machined type needle roller bearing RNA4915

Hybrid Ceramic R6ZZ Ball Bearing 3/8" x 7/8" x 9/32" - ABEC-5 Outer Diameter - 6 1/8 inch (6.125") 🟢 Standard: Inch-based dimensionsR6ZZ Ceramic Hybrid Ball Bearing ABEC 5 3 8" ID x 7 8" OD x 9 32" Width Stainless Steel with Si3N4 Balls Shielded The R6ZZ is a high performance hybrid ceramic bearing featuring stainless steel races and silicon nitride (Si3N4) ceramic balls. With an ABEC 5 precision rating and dry lubrication, its designed for high speed, low friction performance in tools, 3D printers, motors, and demanding applications. Pack size: 1 bearing Inner diameter: 3 8" (0.